Shirtloads Of Science

Salts prove Mars once had water. The rings tell us more about how and when this happened. Also the story of the lost chopper and how they found it. Dr Karl with first-hand accounts from Percy's driver.  Adrian Brown Dr Karl

Dr Karl gets a detailed briefing on a giant starry bubble just announced. Professor Lewis includes CMB, BAOs and traces of Dark Matter in his explanation. DrKarl.com Geraint F Lewis  

There are F Bombs in the Oppenheimer movie but no mention of G Bombs. Dr Karl probes Prof Lewis for the original source of atomic energy . The answer is surprising.  DrKarl.com Geraint F Lewis   

Dr Karl meets Assistant Professor Lisa Piccirillo who unravelled an age-old knotty problem with four dimensional topology.  Professor Piccirillo will deliver the Simon Marais Memorial Lecture at The University of Sydney on 7 November, register here. Dr Karl Professor Lisa Piccirillo

How far can we "see" through Space-Time? Professor Lewis takes Dr Karl to a place where everything is in slo-mo (relatively). The discussion naturally concludes with Time Machines. DrKarl.com Geraint F Lewis

How do Cosmologists measure Space-Time? Professor Lewis explains Einstein's clocks and the new cosmic ticks.  DrKarl.com Geraint F Lewis

What governs the resources, risks and rewards on the Moon, Mars and beyond?  Dr Karl gets a booster shot of Space law with specialist lecturer Duncan Blake.   Drkarl.com Duncan Blake

What are the rules for human behaviour in Space ?  Dr Karl gets an introduction to Space Law history with specialist lecturer Duncan Blake.   Drkarl.com Duncan Blake

Stars & Cows with astrophysicist Prof Peter Tuthill & Wildlife Conservation Biologist Tiahni Adamson (356)  

The story of how a local oncologist took a pledge against Big Tobacco to the United Nations and had it passed. Dr Karl talks with Dr Bronwyn King about her crusade against the merchants of preventable disease through tobacco-free portfolios. drkarl.com tobaccofreeportfolios.org    

Meet tyre nerd and chemist Dr Linda Mitchell. She works in stewardship - trying to improve our recycling of rubber.  How many old Australian tyres are exported and burned each year? Way too many and Dr Mitchell knows how we can do better. DrKarl.com TSA Lindylulu77  

Professor Davis and Dr Karl delve into the universal tensions and cosmic ripples.  Are there frozen clumps at regular intervals leading back to the Big Bang? drkarl.com @tamarastro

Dr Karl meets two Green Chemists. For 30 years they have been encouraging sustainable and cleaner chemical processes.  DrKarl.com Dr Paul Anastas John Warner    

Will 2023 be the year that we both see and feel more gravity waves? Dr Karl probes Prof Lewis about what is so exciting linking LIGO with Pulsars. DrKarl.com Geraint F Lewis

Meet a scientist working to build and test a fusion power plant. Fusion Professor Howard Wilson has intimate knowledge of plasma - the stuff inside stars - and what is needed to safely contain it on earth.  Prof. Wilson *Science Week Announcement!* See 'Dr Karl and Friends' live at the Sydney Town Hall. Thurs 17 August at 6:30pm. Free registration at drkarl.com

PhD student Kirsten Banks takes Dr Karl on a deep journey towards a new candle standard. Stellar seismology and the search for exoplanets may make galactic maps more accurate. @Astrokirsten *Science Week Announcement!* See 'Dr Karl and Friends' live at the Sydney Town Hall. Thurs 17 August at 6:30pm. Free registration at drkarl.com  

Gene therapies are being approved for a growing number of conditions. Professor Alexander talks to Dr Karl about how they work and the decades of testing to make them safe. Prof. Ian Alexander Dr. Karl

Nature needs our help to beat global warming. Dr Karl consults Prof D'Alessandro about her team's work to pull carbon out of the air using solar power. Professor D'Alessandro Dr Karl    

Around 20 years ago a worldwide hormone scare took hold. Was it a media beat-up?  Dr Natasha Vavrek takes Dr Karl through the experiment that caused it and numbers that were misreported. Today HRT is called MHT and is safe again. thebubbletasmania DrKarl

Australia has implemented laws to permit the use of some psychedelic drugs in strictly controlled circumstances. Psychedelics researcher Dr Paul Liknaitsky and acclaimed author Heather Rose discuss the possibilities and complexities. #shirtloadsofscience This podcast will discuss topics of mental health. If you find parts of this content confronting or distressing contact Lifeline on 131114.    Heather Rose Dr Paul Liknaitzky