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Shirtloads of Science

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Dr Karl's a curious optimist – a great combination for a science lover. Join him and his guests for weird facts, amazing conversation and remember, it's never too late for a happy childhood. https://drkarl.com/
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Dr Karl's a curious optimist – a great combination for a science lover. Join him and his guests for weird facts, amazing conversation and remember, it's never too late for a happy childhood. https://drkarl.com/
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Australia is sunny and flat. It should be the perfect place for Electric Vehicles. So why are Australians so slow to buy them ? Dr Karl asks lead journalist, Bridie Schmidt, from thedriven.io newsletter about the sluggish takeup downunder.

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Australia is sunny and flat. It should be the perfect place for Electric Vehicles. So why are Australians so slow to buy them ? Dr Karl asks lead journalist, Bridie Schmidt, from thedriven.io newsletter about the sluggish takeup downunder.

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Boundless. Limitless. The concept of Infinity has been with us for millennia. Dr Jessica leads Dr Karl on some mind experiments to see how our finite minds comprehend the universal.

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Boundless. Limitless. The concept of Infinity has been with us for millennia. Dr Jessica leads Dr Karl on some mind experiments to see how our finite minds comprehend the universal.

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Four popular diets. Professor Collins gives two a conditional tick. It's Fast vs Mono vs Noom vs Charcoal. Can you pick the best ? Years of expertise sorts the dangerous from the reliable - rpt

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the conversation

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Four popular diets. Professor Collins gives two a conditional tick. It's Fast vs Mono vs Noom vs Charcoal. Can you pick the best ? Years of expertise sorts the dangerous from the reliable - rpt

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the conversation

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Published 2021-01-24

Annie Handmer, Australia's Space Diplomat

13 min
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Specialist jobs are being created right now. Annie Handmer is ahead of the game as a "Space Diplomat". If junk from the sky kills your satellite or pollutes your land then space law applies. You need representatio. Who to call ? Discover how innovation and passion fuel a fresh generation of innovators.

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Specialist jobs are being created right now. Annie Handmer is ahead of the game as a "Space Diplomat". If junk from the sky kills your satellite or pollutes your land then space law applies. You need representatio. Who to call ? Discover how innovation and passion fuel a fresh generation of innovators.

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A new drink category has sprung up in your supermarket. The Labels say "Milk" but what's really inside ? On the internet you'll find all kinds of nice things being said, but some of these products have hidden health hazards. Loss of bone mass, weight gain and bad cholesterol buildup are some of them. Others are lousy value for money. Doctor Nick lists the healthy and economical choices for every diet. @drnickfullerwww.intervalweightloss.com.au drkarl.com

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A new drink category has sprung up in your supermarket. The Labels say "Milk" but what's really inside ? On the internet you'll find all kinds of nice things being said, but some of these products have hidden health hazards. Loss of bone mass, weight gain and bad cholesterol buildup are some of them. Others are lousy value for money. Doctor Nick lists the healthy and economical choices for every diet. @drnickfullerwww.intervalweightloss.com.au drkarl.com

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International Health Workers witness daily tragedies . Sometimes they get sick too. Where are the science comedian without borders? Meet Alanta Colley. With many tales to years abroad, she talks of the parasites she's been infected with, those she's seen and read about. Does Dr Karl & Dr Alice test the formula "Tragedy+Time = Comedy". rpt

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International Health Workers witness daily tragedies . Sometimes they get sick too. Where are the science comedian without borders? Meet Alanta Colley. With many tales to years abroad, she talks of the parasites she's been infected with, those she's seen and read about. Does Dr Karl & Dr Alice test the formula "Tragedy+Time = Comedy". rpt

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When maths goes wrong in the real world , it can cost billions. Dr Karl quizzes Matt Parker on the mishaps with planes, bridges, drilling and PAC-MAN. From unboxing calculators for YouTube to why footballs should be donuts (if you believe the signs), this is Recreational Mathematics. A comedy of errors with some brilliantly told disaster stories. RPT

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When maths goes wrong in the real world , it can cost billions. Dr Karl quizzes Matt Parker on the mishaps with planes, bridges, drilling and PAC-MAN. From unboxing calculators for YouTube to why footballs should be donuts (if you believe the signs), this is Recreational Mathematics. A comedy of errors with some brilliantly told disaster stories. RPT

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Dr Karl has a thought experiment for Professor Lewis. What if you could travel at one Earth G (9.8 m/s^2). How far could you go in one human lifetime ? The answer and explanation will astound you.

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Dr Karl has a thought experiment for Professor Lewis. What if you could travel at one Earth G (9.8 m/s^2). How far could you go in one human lifetime ? The answer and explanation will astound you.

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Stars come in many sizes. Dr Karl visits the large and strange with Professor Lisa Harvey-Smith. The professor and Dr karl wrestle with "the Secret Life of Stars".

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lisaharveysmith

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Stars come in many sizes. Dr Karl visits the large and strange with Professor Lisa Harvey-Smith. The professor and Dr karl wrestle with "the Secret Life of Stars".

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lisaharveysmith

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How old is our sunlight ? What is our Sun made of ? Where do we rank in the stellar nursery ? Professor Lisa Harvey-Smith and Dr Karl wrestle with "The Secret Life of Stars".

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lisaharveysmith

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How old is our sunlight ? What is our Sun made of ? Where do we rank in the stellar nursery ? Professor Lisa Harvey-Smith and Dr Karl wrestle with "The Secret Life of Stars".

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lisaharveysmith

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From star nurseries through physics and chemistry, the Kruszelnicki-Lewis explanation of the lot continue. Unashamedly from an Earthling perspective it is based on accepted 2020 theories. Professor Lewis confesses he's a Silurian. www.geraintflewis.com

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From star nurseries through physics and chemistry, the Kruszelnicki-Lewis explanation of the lot continue. Unashamedly from an Earthling perspective it is based on accepted 2020 theories. Professor Lewis confesses he's a Silurian. www.geraintflewis.com

http://drkarl.com

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Dr Karl and Prof Lewis describe our universal beginnings Where did we come from? Where are we going? At a crossroad of Nordic and Celtic cultures this is the first part of a groundbreaking podcast. Universal Origins 101

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www.geraintflewis.com

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Dr Karl and Prof Lewis describe our universal beginnings Where did we come from? Where are we going? At a crossroad of Nordic and Celtic cultures this is the first part of a groundbreaking podcast. Universal Origins 101

http://drkarl.com

www.geraintflewis.com

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Dr Karl has his mind blown by the Ergosphere. Black Holes reveal themselves as engine rooms of the Universe. Spinning Black Holes add another dimension. Who knew they spun? Who knew that made such a difference? Professor Geraint Lewis on the evolving science of darkness.

www.geraintflewis.com http://drkarl.com

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Dr Karl has his mind blown by the Ergosphere. Black Holes reveal themselves as engine rooms of the Universe. Spinning Black Holes add another dimension. Who knew they spun? Who knew that made such a difference? Professor Geraint Lewis on the evolving science of darkness.

www.geraintflewis.com http://drkarl.com

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Covid-19 has sparked global debate about the balance between commerce and the cost of health care. Does a life have a price ? If so, what is it ? Economist, Richard Denniss, talks Dr Karl through the Australian Government budget papers where a dollar value is listed. ( Note this varies around the world)

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Covid-19 has sparked global debate about the balance between commerce and the cost of health care. Does a life have a price ? If so, what is it ? Economist, Richard Denniss, talks Dr Karl through the Australian Government budget papers where a dollar value is listed. ( Note this varies around the world)

drkarl.com

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Eating ethically may become compulsory. If climate change escalates as estimated, carbon-intensive animals and crops may need to be rationed. Food scientist, Professor David Julian McClements, is optimistic that solutions may be at hand. Could we engineer less carbonised food and design a healthier diet ? Dr Karl samples the future of food.

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Eating ethically may become compulsory. If climate change escalates as estimated, carbon-intensive animals and crops may need to be rationed. Food scientist, Professor David Julian McClements, is optimistic that solutions may be at hand. Could we engineer less carbonised food and design a healthier diet ? Dr Karl samples the future of food.

drkarl.com

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Bernie Hobbs guests Shirtloads to talk about "Dr Karl's Surfing Safari through Science " with Dr Karl. His latest book has spiders, anuses and Black Holes. Nothing is off limits. It also includes pop-up Dr Karl holograms. Find out how.

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Bernie Hobbs guests Shirtloads to talk about "Dr Karl's Surfing Safari through Science " with Dr Karl. His latest book has spiders, anuses and Black Holes. Nothing is off limits. It also includes pop-up Dr Karl holograms. Find out how.

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Could we feed a growing population, reduce greenhouse gases and improve sustainability at the same time? Professor David Julian McClements thinks so. He says nanotech foods have answers and they may even be healthier. Critics say , like GM crops, nanotech has to be low risk and beat consumer resistance. A nutrition revolution or frankenfood ? Dr Karl gets a taste of a future. Drkarl.comhttps://www.umass.edu/foodsci/faculty/d-julian-mcclements

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Could we feed a growing population, reduce greenhouse gases and improve sustainability at the same time? Professor David Julian McClements thinks so. He says nanotech foods have answers and they may even be healthier. Critics say , like GM crops, nanotech has to be low risk and beat consumer resistance. A nutrition revolution or frankenfood ? Dr Karl gets a taste of a future. Drkarl.comhttps://www.umass.edu/foodsci/faculty/d-julian-mcclements

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...and the 2020 Nobel Prize in Physics goes to - Black Hole Research - split three ways. 50% to Roger Penrose and his "robust prediction of Einstein's general theory of relativity". Andrea Ghez and Reinhard Genzel shared the rest for finding "a supermassive compact object at the centre of our galaxy". Dr Karl probes Prof. Lewis on what this means and why Black Holes have glowing rings.

www.geraintflewis.com http://drkarl.comhttps://www.nobelprize.org/prizes/physics/2020/summary/

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...and the 2020 Nobel Prize in Physics goes to - Black Hole Research - split three ways. 50% to Roger Penrose and his "robust prediction of Einstein's general theory of relativity". Andrea Ghez and Reinhard Genzel shared the rest for finding "a supermassive compact object at the centre of our galaxy". Dr Karl probes Prof. Lewis on what this means and why Black Holes have glowing rings.

www.geraintflewis.com http://drkarl.comhttps://www.nobelprize.org/prizes/physics/2020/summary/

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Published 2020-10-17

The Simulation with Professor Lewis (208)

25 min
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Is this real or a Simulation ? How much science and how much fiction is there in movies like the Matrix, Fantasia, Total Recall or Dark Star? Is this a rehearsal ? How might we tell ? Dr Karl does a 2020 reality check with Professor Geraint Lewis. www.geraintflewis.com http://drkarl.com

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Is this real or a Simulation ? How much science and how much fiction is there in movies like the Matrix, Fantasia, Total Recall or Dark Star? Is this a rehearsal ? How might we tell ? Dr Karl does a 2020 reality check with Professor Geraint Lewis. www.geraintflewis.com http://drkarl.com

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Which stars shine brightest ? Professor Geraint Lewis tells Dr Karl about the ultra-shiny heavenly objects he has found. www.geraintflewis.com http://drkarl.com

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Which stars shine brightest ? Professor Geraint Lewis tells Dr Karl about the ultra-shiny heavenly objects he has found. www.geraintflewis.com http://drkarl.com

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Published 2020-10-03

Life on Venus with Dr Bloom (206)

20 min
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Sixty years ago Venus was our twin - tropical but possibly Earth-like. NASA's 1962 Mariner 2 mission blew that up . It showed Venus unfit for life - too hot with hostile chemistry. Glimmers of hope have recently appeared. Doctors Jess and Karl discuss life on Venus. With sharper instruments and more knowlege of Life - what are the chances?

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Sixty years ago Venus was our twin - tropical but possibly Earth-like. NASA's 1962 Mariner 2 mission blew that up . It showed Venus unfit for life - too hot with hostile chemistry. Glimmers of hope have recently appeared. Doctors Jess and Karl discuss life on Venus. With sharper instruments and more knowlege of Life - what are the chances?

www.drkarl.com

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We are learning more about Black Holes with the latest detection Technology. Prof. Geraint Lewis tells Dr Karl about how we found black hole twins, how we know they are not identical and what it means for Einstein's predictions. www.geraintflewis.com http://drkarl.com

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We are learning more about Black Holes with the latest detection Technology. Prof. Geraint Lewis tells Dr Karl about how we found black hole twins, how we know they are not identical and what it means for Einstein's predictions. www.geraintflewis.com http://drkarl.com

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Dr Karl probes Professor Lewis on the latest on Dark Matter. Is it evenly spread ? Are there Dark Halos ? Galactic contact - fact or fiction ? Big questions with the best answers we have at the moment. (Trigger Warning - ep includes Dark Light)

www.geraintflewis.com

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Dr Karl probes Professor Lewis on the latest on Dark Matter. Is it evenly spread ? Are there Dark Halos ? Galactic contact - fact or fiction ? Big questions with the best answers we have at the moment. (Trigger Warning - ep includes Dark Light)

www.geraintflewis.com

drkarl.com

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An episode of colossal proportions on the shape of space. Your mind will be blown in multiple dimensions. Dr Jessica also explains to Dr Karl three ways the Universe can end. (Trigger warning : none have a restaurant and donuts are mentioned many times).

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An episode of colossal proportions on the shape of space. Your mind will be blown in multiple dimensions. Dr Jessica also explains to Dr Karl three ways the Universe can end. (Trigger warning : none have a restaurant and donuts are mentioned many times).

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Published 2020-09-06

Food for Health with Dr Nick Fuller (202)

24 min
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Dr Karl visits Dr Nick for a health and diet check-up. In Covid times it is harder to stay in shape. Dr Fuller talks through the basics and what we can do to make healthy changes that last - whatever your age. Twitter: @drnickfuller Website: www.intervalweightloss.com.au More from Dr Nick include Fasting(164), Worst and Best(140), Salt(124), Fads(120), White Drinks(114 ) & Diet(86)

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Dr Karl visits Dr Nick for a health and diet check-up. In Covid times it is harder to stay in shape. Dr Fuller talks through the basics and what we can do to make healthy changes that last - whatever your age. Twitter: @drnickfuller Website: www.intervalweightloss.com.au More from Dr Nick include Fasting(164), Worst and Best(140), Salt(124), Fads(120), White Drinks(114 ) & Diet(86)

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Are "Goldilocks" zones overrated ? Can the mediocrity principle be overturned ? What about outer Galactic suburbs - are they the place to be ? Dr Karl and Prof Lewis discuss interstellar Real Estate and the best places to live.

www.geraintflewis.com

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Are "Goldilocks" zones overrated ? Can the mediocrity principle be overturned ? What about outer Galactic suburbs - are they the place to be ? Dr Karl and Prof Lewis discuss interstellar Real Estate and the best places to live.

www.geraintflewis.com

http://drkarl.com

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Speed limits are painful. So why is there a light speed limit on space travel (299,792km/s) ? Surely we can bend Einstein without breaking the Universe. Dr Karl (antigravity enthusiast) and Professor Geraint Lewis (real scientist) take it to the limit. How fast can we go ?

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Speed limits are painful. So why is there a light speed limit on space travel (299,792km/s) ? Surely we can bend Einstein without breaking the Universe. Dr Karl (antigravity enthusiast) and Professor Geraint Lewis (real scientist) take it to the limit. How fast can we go ?

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Meet the Black Hole family. Dr Jessica Bloom takes Dr Karl through the three we've identified so far. So do they do more than suck ? Was Roger Penrose on the money when he suggested darkness as an energy source? The big questions are discussed in this second dark podcast.

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Meet the Black Hole family. Dr Jessica Bloom takes Dr Karl through the three we've identified so far. So do they do more than suck ? Was Roger Penrose on the money when he suggested darkness as an energy source? The big questions are discussed in this second dark podcast.

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Extraordinary discoveries are being made in the galactic darkness. Dr. Jessica Bloom assembles the historical, theoretical and observational data that are causing a rethink of black holes. Why are they at the astrophysical crossroads ? And Dr Karl estimates our civilization's Kardashev ranking - how advanced are we ? Part 1 of a double black hole podcast. https://drkarl.com/ https://en.wikipedia.org/wiki/Kardashev_scale

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Extraordinary discoveries are being made in the galactic darkness. Dr. Jessica Bloom assembles the historical, theoretical and observational data that are causing a rethink of black holes. Why are they at the astrophysical crossroads ? And Dr Karl estimates our civilization's Kardashev ranking - how advanced are we ? Part 1 of a double black hole podcast. https://drkarl.com/ https://en.wikipedia.org/wiki/Kardashev_scale

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Published 2020-08-02

Entropy with Prof Geraint Lewis (197)

23 min
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Entropy comes from the Greek word for transformation. It is often used to describe the irreversible evening-out of stuff. In astronomy it is often called "the Heat death of the Universe". Entropy originated with the centuries-old laws of thermodynamics. So how is Entropy holding up? Dr Karl and professor Geraint Lewis put it to the test.

http://www.geraintflewis.com

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Entropy comes from the Greek word for transformation. It is often used to describe the irreversible evening-out of stuff. In astronomy it is often called "the Heat death of the Universe". Entropy originated with the centuries-old laws of thermodynamics. So how is Entropy holding up? Dr Karl and professor Geraint Lewis put it to the test.

http://www.geraintflewis.com

http://drkarl.com

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2020 is a milestone in space travel. The International Space Station received astronauts from a privately owned mission. So how do the USA's shuttle, Russia's Soyuz and Musk's Dragon stack up ? Doctor Karl and Professor Geraint Lewis review the modern history of human space flight.

http://www.physics.usyd.edu.au/~gfl/ http://drkarl.com

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2020 is a milestone in space travel. The International Space Station received astronauts from a privately owned mission. So how do the USA's shuttle, Russia's Soyuz and Musk's Dragon stack up ? Doctor Karl and Professor Geraint Lewis review the modern history of human space flight.

http://www.physics.usyd.edu.au/~gfl/ http://drkarl.com

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Ninety years ago we first measured the rate of our expanding Universe. Today our accuracy is better but the new techniques are producing different numbers. Are there gremlins in our measurements or is it the Universe travelling in unexpected ways ? Dr Karl and Prof Geraint Lewis discuss this huge question. http://www.physics.usyd.edu.au/~gfl/ http://drkarl.com

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Ninety years ago we first measured the rate of our expanding Universe. Today our accuracy is better but the new techniques are producing different numbers. Are there gremlins in our measurements or is it the Universe travelling in unexpected ways ? Dr Karl and Prof Geraint Lewis discuss this huge question. http://www.physics.usyd.edu.au/~gfl/ http://drkarl.com

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First observed in 2007, FRBs are becoming a very useful astronomical tool. In 2020, flashes were analysed and suggested an answer to that age-old question about the Universe. Most of it is unobserved - so where is it hiding ? Dr Karl and Prof Lewis take a walk through the FRBs and Magnetars, the new phenomena making headlines .

Drkarl.com

https://theconversation.com/half-the-matter-in-the-universe-was-missing-we-found-it-hiding-in-the-cosmos-138569

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First observed in 2007, FRBs are becoming a very useful astronomical tool. In 2020, flashes were analysed and suggested an answer to that age-old question about the Universe. Most of it is unobserved - so where is it hiding ? Dr Karl and Prof Lewis take a walk through the FRBs and Magnetars, the new phenomena making headlines .

Drkarl.com

https://theconversation.com/half-the-matter-in-the-universe-was-missing-we-found-it-hiding-in-the-cosmos-138569

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What does "proving" a theory really mean ? Is there a difference between Scientifically proving or proving it Mathematically ? Dr Karl and Prof Geraint Lewis discuss the meanings of these ideas and how they are applied today. From pandemics to climate change, we depend on solid science - so how do you tell if something has been proved? http://www.physics.usyd.edu.au/~gfl/ http://drkarl.com

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What does "proving" a theory really mean ? Is there a difference between Scientifically proving or proving it Mathematically ? Dr Karl and Prof Geraint Lewis discuss the meanings of these ideas and how they are applied today. From pandemics to climate change, we depend on solid science - so how do you tell if something has been proved? http://www.physics.usyd.edu.au/~gfl/ http://drkarl.com

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Solar PV Panels have transformed our energy mix in the 21st century. Efficiency is up and costs and carbon emissions are lower. What next ? Imagine a solar film that squeezes 10% more out of the sun ? Professor Anita Ho-Baillie walks Dr Karl through solar PV and this phenomenal new approach. Barely 10 years in development, is there a Perovskite Solar efficiency race already ?

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Solar PV Panels have transformed our energy mix in the 21st century. Efficiency is up and costs and carbon emissions are lower. What next ? Imagine a solar film that squeezes 10% more out of the sun ? Professor Anita Ho-Baillie walks Dr Karl through solar PV and this phenomenal new approach. Barely 10 years in development, is there a Perovskite Solar efficiency race already ?

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Published 2020-06-21

Cosmic Rays with Dr Jessica Bloom (191)

20 min
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They're Cosmic ... but are they Rays ? Dr Karl gets the briefing from a recent University of Sydney astrophysics graduate, Dr Jessica Bloom. Cosmic Rays were found ages ago and still baffling us with more questions. Dr Jessica and Dr Karl go to the ends of the earth on this cosmic quest. https://drkarl.com/ https://www.facebook.com/astrokitten/photos/

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They're Cosmic ... but are they Rays ? Dr Karl gets the briefing from a recent University of Sydney astrophysics graduate, Dr Jessica Bloom. Cosmic Rays were found ages ago and still baffling us with more questions. Dr Jessica and Dr Karl go to the ends of the earth on this cosmic quest. https://drkarl.com/ https://www.facebook.com/astrokitten/photos/

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Lockdowns are a rational first response to a pandemic but what happens while we wait for a vaccine or treatment to be developed ? Dr Karl joins Prof Holmes in Part 3 of this series looking at Covid-19 tests. What is the difference between them ? Professor of Virology, Eddie Holmes also explains how our immune system fights a virus and why this one has been so hard to beat - so far. @EdwardCHolmes https://drkarl.com/

Note: episode recorded in late May 2020 using data available at the time

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Lockdowns are a rational first response to a pandemic but what happens while we wait for a vaccine or treatment to be developed ? Dr Karl joins Prof Holmes in Part 3 of this series looking at Covid-19 tests. What is the difference between them ? Professor of Virology, Eddie Holmes also explains how our immune system fights a virus and why this one has been so hard to beat - so far. @EdwardCHolmes https://drkarl.com/

Note: episode recorded in late May 2020 using data available at the time

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Pandemics are complex so we rely on statistics to manage them. So how come the numbers vary so much around the world? Dr Karl asks Virology Professor Holmes why and also discovers which local factors also affect Covid-19 statistics. Australia's secret national chook stockpile is revealed and Professor Holmes estimates the rubbery-ness of some well known figures. Note: episode recorded in late May 2020 using data available at the time. @EdwardCHolmes https://drkarl.com/

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Pandemics are complex so we rely on statistics to manage them. So how come the numbers vary so much around the world? Dr Karl asks Virology Professor Holmes why and also discovers which local factors also affect Covid-19 statistics. Australia's secret national chook stockpile is revealed and Professor Holmes estimates the rubbery-ness of some well known figures. Note: episode recorded in late May 2020 using data available at the time. @EdwardCHolmes https://drkarl.com/

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Virology and evolutionary biologist Professor Eddie Holmes takes Dr Karl time travelling to visit a deadly virus. Many of today's treatments took thousands of years to develop. Smallpox proved to be a tough virus to manage but it also taught us how to fight back. From skin scratching to cows, the American Civil War, Baltic mummies and DNA - Science finally stopped smallpox in its tracks. @EdwardCHolmes https://drkarl.com/ Note: episode recorded in late May 2020 using data available at the time

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Virology and evolutionary biologist Professor Eddie Holmes takes Dr Karl time travelling to visit a deadly virus. Many of today's treatments took thousands of years to develop. Smallpox proved to be a tough virus to manage but it also taught us how to fight back. From skin scratching to cows, the American Civil War, Baltic mummies and DNA - Science finally stopped smallpox in its tracks. @EdwardCHolmes https://drkarl.com/ Note: episode recorded in late May 2020 using data available at the time

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Published 2020-05-24

Covid 19's chemical enemy (187)

22 min
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A-Prof Alice Motion explores the chemistry and properties of the 29th element for Dr Karl. This persistent contact killer is amazingly passive (nothing else is needed). We've known of its benefits for thousands of years and yet chrome, plastics and stainless steel prevail in our healthcare facilities. @all_isee @_breakinggood https://drkarl.com/

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A-Prof Alice Motion explores the chemistry and properties of the 29th element for Dr Karl. This persistent contact killer is amazingly passive (nothing else is needed). We've known of its benefits for thousands of years and yet chrome, plastics and stainless steel prevail in our healthcare facilities. @all_isee @_breakinggood https://drkarl.com/

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Published 2020-05-17

When Stars are born, they Shake (186)

21 min
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Dr Simon Murphy explains to Dr Karl the extraordinary behaviour of a star in the early stages of life. Observed only recently, it widens our understanding of new stars. https://www.sydney.edu.au/news-opinion/news/2020/03/10/astronomy-new-type-of-pulsating-star-discovered.html http://drkarl.com

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Dr Simon Murphy explains to Dr Karl the extraordinary behaviour of a star in the early stages of life. Observed only recently, it widens our understanding of new stars. https://www.sydney.edu.au/news-opinion/news/2020/03/10/astronomy-new-type-of-pulsating-star-discovered.html http://drkarl.com

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Published 2020-05-10

The Great Attractor (185)

21 min
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We can't see the Great Attractor but we've measured its presence. We're falling into Virgo and Virgo can't resist its force. Is Dark Energy involved? What is the "zone of avoidance"? Professor Geraint Lewis helps Dr Karl with his homework. http://www.physics.usyd.edu.au/~gfl/ http://drkarl.com

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We can't see the Great Attractor but we've measured its presence. We're falling into Virgo and Virgo can't resist its force. Is Dark Energy involved? What is the "zone of avoidance"? Professor Geraint Lewis helps Dr Karl with his homework. http://www.physics.usyd.edu.au/~gfl/ http://drkarl.com

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Published 2020-05-03

The Cosmic Revolutionary's Handbook (184)

19 min
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Dr Karl & Prof G. Lewis discuss the gaps and guesses that string together our understanding of the Cosmos. So what happens if we find a mistake in one of Einstein's predictions ? It's one of the discussion points in Geraint Lewis' latest book written with Luke Barnes. https://www.booktopia.com.au/the-cosmic-revolutionary-s-handbook-luke-a-barnes/book/9781108486705.html drkarl.comhttp://www.physics.usyd.edu.au/~gfl/

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Dr Karl & Prof G. Lewis discuss the gaps and guesses that string together our understanding of the Cosmos. So what happens if we find a mistake in one of Einstein's predictions ? It's one of the discussion points in Geraint Lewis' latest book written with Luke Barnes. https://www.booktopia.com.au/the-cosmic-revolutionary-s-handbook-luke-a-barnes/book/9781108486705.html drkarl.comhttp://www.physics.usyd.edu.au/~gfl/

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It's part two of the Neutron star exploration with Professor G. Lewis. He takes Dr Karl layer by layer down to the core. Things are so squashed in there that quantum physics takes over. Escape from the lockdown inside a star where things go subatomic. http://www.physics.usyd.edu.au/~gfl/

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It's part two of the Neutron star exploration with Professor G. Lewis. He takes Dr Karl layer by layer down to the core. Things are so squashed in there that quantum physics takes over. Escape from the lockdown inside a star where things go subatomic. http://www.physics.usyd.edu.au/~gfl/

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What happens when you squeeze a star ? Dr Karl gets inside one with Professor G. Lewis. They travel from the subatomic level up with the latest on Neutron Stars. Trigger Warning - Quarks and Bosons are mentioned . It's part one with more from the Neutrons next time. http://www.physics.usyd.edu.au/~gfl/

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What happens when you squeeze a star ? Dr Karl gets inside one with Professor G. Lewis. They travel from the subatomic level up with the latest on Neutron Stars. Trigger Warning - Quarks and Bosons are mentioned . It's part one with more from the Neutrons next time. http://www.physics.usyd.edu.au/~gfl/

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To study the stars, look to the ocean. Water ebbs and flows under the influence of gravity. Astronomers see tides in moons, stars and around black holes. Dr Karl talks with two astrophysicists who recently measured a bulging star with earth-like tides.

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To study the stars, look to the ocean. Water ebbs and flows under the influence of gravity. Astronomers see tides in moons, stars and around black holes. Dr Karl talks with two astrophysicists who recently measured a bulging star with earth-like tides.

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A perfect poo has metrics. Dr Clare and Dr Karl describe the best solid expressions. Length, thickness, mass and diet. What makes the perfect poop ? https://theconversation.com/had-constipation-here-are-4-things-to-help-treat-it-123364

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A perfect poo has metrics. Dr Clare and Dr Karl describe the best solid expressions. Length, thickness, mass and diet. What makes the perfect poop ? https://theconversation.com/had-constipation-here-are-4-things-to-help-treat-it-123364

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Seventy-five percent can be described by Einstein. The remainder? It drove Albert to question his work till his dying day. Dr Karl and Dr Lewis discuss evidence for the missing theory . http://www.physics.usyd.edu.au/~gfl/

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Seventy-five percent can be described by Einstein. The remainder? It drove Albert to question his work till his dying day. Dr Karl and Dr Lewis discuss evidence for the missing theory . http://www.physics.usyd.edu.au/~gfl/

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They're back ! Dr Karl on why carbon dioxide is so insidious in the atmosphere. Dr Alice Motion on the best Instagrams yet of our sun and Dr Jessica Bloom on the rise of bio-robots. The original shirtloads gangsters are in the lab.

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They're back ! Dr Karl on why carbon dioxide is so insidious in the atmosphere. Dr Alice Motion on the best Instagrams yet of our sun and Dr Jessica Bloom on the rise of bio-robots. The original shirtloads gangsters are in the lab.

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