Why use a balloon to hunt the most elusive suff in the Universe? Dr Sirks takes Dr Karl through the history of Dark Matter and why astronomy is only part of the solution. Ep379 [Repeat]

Dr Karl

Dr Sirks

Atmospheric Carbon is burning us up. CO₂ is the big culprit but what about methane? Industry calls it "natural gas" but sheep and cattle belch millions of tons. Australian scientists have a very cool answer with seaweed.

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seaforest.com.au

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.

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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.    

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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.   

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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".

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@marcuschown

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

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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 ? 

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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.

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What the duck podcasts