Shirtloads of Science

Weight loss medicines are never easy. What happens when your brain says you're full? Dr Karl and Professor Clare Collins explore the promises and pitfalls plus the ones that occasionally kill. drkarl.com

Our warming world means more humidity. You can't see it but you can feel it. Professor Ollie Jay introduces Dr Karl to wet bulb thermometers, how sweating works and why humidity gets you down. DrKarl.com Prof Ollie Jay

Summer heat waves are increasing - so AC or fan, what is best? The answer becomes unclear when air temperatures are in the high 30s. Professor Jay takes Dr Karl inside your sweat glands to discover the physics of keeping cool. DrKarl.com Prof Ollie Jay

Author and astrophysicist Marcus Chown is a great explainer. A British stargazer, he studied under Richard Feynman in California. Dr Karl puts him to the test talking about Marcus' latest book on black holes "A Crack in Everything". DrKarl.com @marcuschown

Physics on both galactic and personal scales are explored and answered with Dr Jessica Bloom and Dr Karl. drkarl.com .

We are so lucky to be alive. Dr Sara Webb's 'The Little book of Cosmic Catastrophes' looks at dangerous galactic neighbours. So what are the chances of finding Earth 2.0 ? drkarl.com dr sara webb

Dr Karl consults with circular economy expert, experienced waste manager, change maker and garbologist Belinda Chellingworth. Waste is expensive so well-designed product cycles makes it better for us all. drkarl.com BC Consulting

A shameless piece of cross promotion for ABC podcast 'What the Duck' with Dr Ann Jones about plant and animal reproduction. Contains names of body parts, fluids, graphic descriptions and one swear word. drkarl.com What the duck podcasts

Global Warming is caused by burning fossil fuels. "Slick: Australia's Toxic Relationship With Big Oil " is journalist Royce Kurmelovs' account of our role. Dr Karl and Royce and explore how the science was silenced Down Under. drkarl.com

Dr Karl talks with the Australian working on the surface of Mars, Dr Adrian Brown from NASA. Hear how AI saved "Percy" the Rover, what those leopard-spotted rocks could mean and Dust devil strategies. drkarl.com Dr Adrian J Brown

Dr Frederic Bertley is a leading educator, President and CEO of the Center for Science and Industry (COSI), one of America's top-ranked science museums. Dr Karl explores tactics in the war on Pseudo and Anti-science. drkarl.com Cosi.org

Feelings live in our brain. Some are painful like anxiety and addiction and can ruin lives. So why aren't hypnotherapy treatments more widely used? Dr Karl asks Stanford University psychiatrist and leading researcher on hypnosis Dr David Spiegel with 50 year's experience. drkarl.com Dr Spiegel

What will our human space colonies look like? Dr Karl checks with research spanning more than 10,000 years. Meet University of Sydney's Professor Roland Fletcher. drkarl.com Prof Fletcher

Stand-up comedian, ex-maths teacher and author Matt Parker chats about his bestselling book on three-sided figures called Love Triangle. Dr Karl explores what fascinates us about trigonometry. drkarl.com matt parker

When Artificial Intelligence is everywhere what should be the rules? Dr Karl and Natasha Blycha test Isaac Asimov's Laws of Robotics and find they need updating. drkarl.com

Author and astrophysicist Marcus Chown tells of the forgotten Australian female astronomer who helped discover the first black hole. Dr Karl digs deeper into Marcus' latest book on black holes "A Crack in Everything". DrKarl.com @marcuschown

In this repeat episode, Dr Karl uncovers a lifelong Australian quest to restore comfort and hearing with custom made eardrum transplants. Called Cleardrums, Professor Marcus Atlas is close to passing regulatory hurdles for human trials. drkarl.com

Prof Puckett from the US explains how America lost its fire ant war and Jess Ward-Jones on the struggle to learn what is killing our Alpine Eucalypts (Snow Gums). drkarl.com

Professor Richard Scolyer is the 2024 joint Australian of the Year. Dr Karl probes skin cancer therapies and immunotherapies with a researcher who has put his life on the line. drkarl.com https://twitter.com/ProfRScolyerMIA https://www.facebook.com/ProfRScolyer https://www.instagram.com/profrscolyer/?hl=en

Phones made today are super smart. Fast and versatile they can be so powerful to be spooky. Dr Matt joins Dr Karl to peel back the AI layers for a set of rules for the future.

Mining Engineer, Reality TV star, Astrophysicist, Author - What's left for Dr Matt?

If we need to fully understand space we need more time - lots of it. Beyond the Hubble sphere things gets lumpy. drkarl.com

Dr Karl asks a fellow physicist for the telltale signs when powerful people spread untruths. They are easy to spot and nasty. DrKarl

The graph points skywards. A thousand of years of data says "stop burning carbon". Prof Mann tells Dr Karl of how the USA responded to his articles in the early 1990s. DrKarl

Dr Karl interviews Dr Bloom in NYC on the ethics of Artificial Intelligence. If AI delivers misinformation, how could we tell? Dr. Karl

At the moment there are two G's in AI. Dr Karl gets the 360 tour of both with Dr Jessica Bloom in New York City. DrKarl

Edwin Hubble is world famous. What about Henrietta Swan Leavitt? She found a way to measure and classify the universe. In Dava's book "The Glass Universe" she references the half million glass slides Henrietta and other women used to document both the northern and southern skies.

There is a family of chemicals that has drug companies popping corks. Obesity researcher Dr Nick Fuller explains to Dr Karl how they work and why they sometimes fail. Healthy Parents Healthy Kids with Dr Nick Fuller DrKarl

Dr Tom Crawford explains to Dr Karl how using fluid density might improve your sporting performance. Listen out for duelling and marathon running references. TomRocksMaths drKarl.com

Playing sport on a rotating planet has advantages. Dr Tom Crawford gives Dr Karl tips on using Maths to score more goals and break records. TomRocksMaths Drkarl.com

When degenerate electrons meet 0.47 of a solar mass what happens? This is the start of Dr Kirsten Banks' PhD thesis. Dr Karl investigates the secret behaviour of Red Giants in the Milky Way and their Helium flashes. Kirsten Banks (astrokirsten.com.au) DrKarl.com

The bird family tree may need pruning. Geneticists have made new connections that take us back to the great extinction event. Professor Ho explains to Dr Karl how this is changing our views on dinosaurs and chickens. Prof Simon Ho DrKarl.com

Dr Karl learns a new German word 'dunkelflaute'. Rare in Australia yet it plays havoc in colder countries. Yet another reason why atomic reactors are a poor choice for Australia as Dr Barnes explains. Dr Barnes drkarl.com

Under current net zero plans, local renewables should directly supply 75% of our energy needs. What about the remainder? Dr Karl consults an engineer on why atomic reactors are a very poor choice for Australian conditions. Dr Barnes drkarl.com

Which planetary moons are the best? Space fanatic Kate Howells puts Dr Karl in orbit around some of our most interesting lumps of stuff. How will Earth's moon rate ? @SpaceKateH Drkarl.com

A shadow of Covid-19 lingers for many. Dr Karl continues his discussion with front-line clinician Professor Steven Faux. Good diagnosis and management offer some a healthy future. drKarl.com Long Covid

Poor health lingers after some Covid-19 infections. Dr Karl discusses the symptoms and solutions with a front-line Australian clinician as they delve into his book 'Long Covid'. drKarl.com Long Covid

Physics experiments, two centuries old, can still be used to probe matter and energy. Caitlin Thurn takes Dr Karl through the simple yet extraordinary results.

Dr Karl fact checks with Professor Lewis. What is the current understood state of the Universe and how close is the end ? Geraint F Lewis Dr Karl.com

Professor Clare Collins explains her ongoing research into one of the world's big killers - blood pressure. Prof Clare Collins Dr Karl

Dr Karl visits a list of stellar phenomena with interpretive help from radio astronomer Dr Laura Driessen. Topics include brown dwarfs, proper motion, Jumbos and Universal wobbles. https://astrolaura.com/ drkarl.com

Dr Karl investigates the science of rear emissions with a dietetics Professor Clare Collins. How much per day? What makes them smell? What makes them feel hot? Prof Clare Collins Dr Karl

Crops under attack, falling nutrition, viruses spread by Insects. Dr.Trebicki researches agriculture on a warming planet and the news is not great. Dr Karl addresses the myth that Carbon Dioxide is good for all plants. @PiotrTrebicki Dr Karl

Silicon chips are everywhere. Will they continue to multiply ? Does meeting carbon reduction targets rely on Solid State efficiency ? Dr Karl talks benefits and costs with Dr Lang. Dr Karl Dr Lang

There is a perception that the worst pesticides were banned years ago. So why are Insects (including bees) in decline? Dr Sanchez-Bayo says a family of water soluble pesticides are to blame. He names them and wants to know why they are still being sprayed in Australia. Dr Sanchez-Bayo Dr Karl

One of the most popular diets today was studied by professor Varady over 20 years ago. She now teaches in Chicago. Dr Karl finds out why intermittent fasting is so successful. Dr Karl Prof Krista Varady

Cat ladies, Australians and Chickens have all helped to advance our knowledge of Viruses and their link with Cancer. Dr Gregory has investigated the history and written a book about how we got where we are. dr Karl A/Prof Morgan X: @DrGMorgan Threads: @dr.gregory.morgan Blue Sky Social: @drgregorymorgan.bsky.social

When Aircraft accidents happen we investigate how and why. Dr Sonya Brown tells Dr Karl about the process of improving safety and the importance of learning from incidents. DrKarl.com Dr Sonya Brown

The observed Universe is very binary and occasionally poly. Professor James takes Dr Karl inside a collapsing star and suggests how the last ray of starlight will shine. Dr Karl Professor James

How should we explain bumps in the observations of Stars? Cosmology is full of intangible forces. Professor Renee James explains "Helium Flash", why it is mostly invisible to us and when density matters. Dr Karl twitter@drcrj