Synopsis
Dr Karls a curious optimist a great combination for a science lover. Join him and his guests for weird facts, amazing conversation and remember, its never too late for a happy childhood.
Episodes
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Journey into a Nucleus with Professor Lewis (236)
06/06/2021 Duration: 27minWhat is inside the heart of an atom ? Why does it stay together ? The relative dimensions of atoms are huge - Imagine a fly in a cathedral (the fly is a nucleus). Professor Lewis takes Dr Karl on a journey to the center of matter as we know it. drkarl.com www.geraintflewis.com
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Keto vs Carbs with Dr Nick Fuller (233)
30/05/2021 Duration: 26minDr Karl visits Dr Nick to compare two currently popular diets - the Low carbohydrate and the Ketogenic diet. . Dr Fuller talks through the basics of both and and what you can do to make lasting healthy changes. @drnickfuller intervalweightloss.com.au
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Corals Classified with Sage Fitzgerald (237)
23/05/2021 Duration: 22minTaxonomy is how science classifies life. Sage Fitzgerald is a coral taxonomist and in this episode she schools Dr Karl on how it works. They discuss the phoenix project and the chase for new coral species and news from the Great Barrier Reef. Sage is also involved in the ‘Pint O Science’ Festival running until 28 May 2021. @seasciencesage coralprojectphoenix.org
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Best Diets with Dr Nick Fuller (232)
16/05/2021 Duration: 28minDr Karl visits Dr Nick for an analysis of the latest diets. 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. @drnickfuller intervalweightloss.com.au
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Dr Karls' Deepest interview with Tim Macdonald (231)
09/05/2021 Duration: 26minAn interview with one of the pilots of a 10.9 km dive into the Mariana Trench. It is deeper than Everest is high . The two-seat submersible is capable of withstanding huge forces and Dr Karl discusses the extreme physics and engineering needed to build and test the craft. drkarl.com
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Muons matter with Professor Lewis (230)
02/05/2021 Duration: 28minWhen subatomic particles make news, Dr Karl and Professor Lewis are ready to help. The "chubby electron" has been neglected for decades, so why the fuss ? By popular request here is a special episode dedicated to why muons matter. www.geraintflewis.com http://drkarl.com
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Future Universe History part 5 with Professor Lewis (229)
25/04/2021 Duration: 21minWhat happens when the temperature seriously drops? Will "Dead Star" be more than a David Bowie album? Are protons the new Time lords? How Cool is a cool Universe ? Proessor Lewis updates Dr Karl on what the end of time miht look like. www.geraintflewis.com http://drkarl.com
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Future Universe History part 4 with Professor Lewis (228)
18/04/2021 Duration: 23min"Falling towards Virgo" is a big something . Our galactic future is wrapped up in it (according to current physics). Prof Lewis leads Dr Karl through our projected future. Also tips on how to spot Geraint's personal Quasar. www.geraintflewis.com http://drkarl.com
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Future Universe History part 3 with Professor Lewis (227)
11/04/2021 Duration: 25minThe Kruszelnicki-Lewis sagas continue. The Future History part 3 is Unashamedly from an Earthling perspective it is based on accepted current theories. Professor Lewis confesses he's a Silurian. www.geraintflewis.com http://drkarl.com For completists "Future Universe History' parts 1 & 2 were eps 215 & 216.
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Trillion Dollar fix with Rowan Hooper (226)
04/04/2021 Duration: 29minImagine you have a trillion dollars to solve some really big problems. Things like climate change, disease and poverty. Dr Karl meets Rowan Hooper from the New Scientist, who has written about the economics of giant projects. They are more affordable, some pay for themselves and some become more expensive the longer we do nothing. @rowhoop drkarl.com
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Quarks, Leptons, Bosons and beyond with Professor Lewis (224)
21/03/2021 Duration: 21minWhen atoms were smashed, particle physics went nuts. The subatomic domain should describe everything but so many pieces are missing. Dr. Karl and Professor Lewis look inside the atom in this podcast. So what the flip is subatomic particle physics ? drkarl.com
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Particle Physics with Professor Lewis (223)
14/03/2021 Duration: 21minOur lives are governed by physics. It is the science of matter and energy and without both we wouldn't be here. This past century we have discovered more about physics than ever before. Dr. Karl and Professor Lewis are going atomic in this podcast. So what the flip is particle physics ? Drkarl.com
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Affluenza with Richard Denniss (222)
07/03/2021 Duration: 24minA disease has infected our civilisation. It is not a virus but we created it. Dr Richard Denniss calls it "Affluenza" and it may ruin everything if we don't fix it soon. @RDennisTwitter Curing Affluenza Drkarl.com
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Electric Cars Downunder with Bridie Schmidt (221)
28/02/2021 Duration: 22minAustralia 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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The trip of a Lifetime with Professor Lewis (220)
21/02/2021 Duration: 22minDr 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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Infinity and Beyond with Dr Jessica Bloom (219)
14/02/2021 Duration: 29minBoundless. 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 diets compared with Professor Clare Collins (167)
07/02/2021 Duration: 30minFour 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 drkarl.com the conversation
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How to save the world in 20 minutes (60)
31/01/2021 Duration: 21minDr Karl takes up the challenge of saving the world . Joining him are fellow doctors Derek Muller and Petr Lebedev. All three are in the Science communication business. So how do we convince the world to act on climate change ?
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Annie Handmer, Australia's Space Diplomat
24/01/2021 Duration: 13minSpecialist 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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White Drink Scams - Dr Nick Fuller lifts the lids with Dr Karl
17/01/2021 Duration: 25minA 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