Shirtloads of Science

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

Astrophysicist, author, and speaker Neil deGrasse Tyson joins Dr Karl to talk about science communication. Today needs global action based on solid science like never before - so how to frame it ? July 23 NZ-Au-Sg Tour dates Drkarl.com

What is the best way to protect your skin? Dr Karl seeks ground truths from an industrial chemist. Is it all in the science of drying paint? Ep342 drkarl.com

Healthy eating begins in the mouth. How much should you chew food? What sized bites are best? Can Dental Health affect your gut? Dr Karl masticates these topics with Dietetics Professor Collins. drkarl.com

Wind-powered turbines are powerful machines. So why only three blades? Dr Rosemary gives Dr Karl an introduction to the engineering and physics of getting electricity from air currents. drkarl.com

How can we measure space? Dr Karl consults a Radio Astronomer on units. Please note: Star Wars and Hans Solo references included. drkarl.com

Could a black hole photobomb a star? Dr Laura Driessen explains. drkarl.com

Too hot for synthesis ? Too cool to stick ? The early universe is a bog for electrons . Dr Karl gets the latest on Dwarfs vs Dwarves with Prof Lewis.

Electricity is how Australians get to 43% net zero by 2030. Transport must be part of that plan. Dr Sturmberg has been testing strategies to put electric cars on the grid, in the home and out in paddocks. Recorded in Dec 2022 information was correct then. bjornsturmberg.com drkarl.com

Matter and Energy continue to raise shadowy questions in physics. Dr Karl tests some recent dark theories with Professor Lewis. drkarl.com geraintflewis.com

Why do popular weight loss programs fail just when you feel they should work ? Dr Nick applies science to a healthy body and has good news. drkarl.com interval weight loss

In dating shows there is always the promise of a perfect match. Can this idea be found in Astrophysics ? Dr Karl checks with Professor Lewis. drkarl.com geraintflewis.com

What are quantum computers? Dr Jessica explains the world of quantum and what to expect in the decades to come.

What are the biggest black holes called? Supermassive. Dr Jessica Bloom talks about these cosmic monsters and the amazing technology used to photograph them.

ChatGPT launched for free in 2022. Like Google it devoured vast data but regurgitated it in human-like responses. Is it truly a marvel? Dr Karl and Prof Toby Walsh put ChatGPT to the test.

Future archaeology may see our time now as an "Age of Plastic". Already sedimentary rings are forming. Dr Karl discusses solutions with Bioplastics and Dr Yi Shen. drkarl.com

Bird Brains are different. Professor Irene Pepperberg has been probing their psychology for decades. She is the author of the NY Times bestseller 'Alex and Me', the story of her 30-year experiment with a grey parrot. Alex the parrot

The James Webb Space Telescope has expanded our Universal view. Where is it changing? Dr Karl gets an update from Professor Geraint. drkarl.com geraintflewis.com

China has a Lunar landing program. It is as ambitious as NASA was in 1969. Dr Karl probes Space journalist Bradley Perrett on how soon we might see Chinese craft on the moon. drkarl.com

NASA vs Space X vs Virgin vs China vs Russia. Today's Space Race is multi-dimensional and growing. Australia is about to start its own program. Dr Karl talks with space journalist Bradley Perrett about the road ahead. drkarl.com

"Alternative facts" ? Claire Klingenberg is an expert at debunking such things. In Europe she engages, listens and changes hardened conspiracy and "woo" theorists. She is the Chair of the European Council of Skeptical Organisations and shares her wisdom with Dr Karl. @ClaireAccendit Drkarl.com

AI is hardware-based. It runs on electrons. Synthetic biology is where Biotech meets IT. It will revolutionise manufacturing & automation. Is a simultaneous Green & IT revolution on its way? Professor Claudia Vickers tells us more. drkarl.com

Is fair pay for workers a modern idea? How about sustainable agriculture ? A Sydney museum has artifacts to show these are ancient concepts from far away. Should they be sent home? Dr Karl discusses the merits of archaeological repatriation with Dr. Barker. sydney.edu.au/museum drkarl.com

On the surface of Mars, the NASA Perseverance Rover is bottling rocks to be returned to Earth. How will they get back? Why are the samples so valuable? Dr Brown, Australian Scientist with the mission, has the latest news in the second part of his discussion with Dr Karl. @DrAdrianJBrown1 drkarl.com

While planet earth was in Covid lockdown, a NASA spacecraft left for Mars. Perseverance ("Percy" to its friends) is on a mission to unlock planetary secrets. Dr Adrian Brown gives Dr Karl the latest news from the Martian surface. @DrAdrianJBrown1 drkarl.com

The world's largest coral reef is in trouble. Chief Scientist for Australia's Great Barrier Reef, Dr Wachenfeld, talks with Dr Karl about what he is seeing. Twenty five years ago waves of hot water were first measured. They continue with intensity. Will the COP Accords be enough to save our reefs? gbrmpa.gov.au\ drkarl.com

Particle physics makes discoveries each day. Professor Carena gives Dr Karl the latest on the relationship between dark matter and neutrinos. Professor Marcela Carena DrKarl.com

Particle physics is amazing science. Professor Carena works on the edge and gives Dr Karl an insight into why bosons matter. Professor Marcela Carena DrKarl.com

Someone you know is being treated for Arthritis. Fifteen per cent of Australians suffer pain daily and there are few safe drugs. This has led to shelf loads of "supplements" and "alternatives". Does any of it work? Professor Collins compiles the best research to date. Most do nothing (so don't waste your health, time or money). Ep316nomoneynotime.com.au drkarl.com

The last thing you expect to see at an oncology ward is a cash machine. Professor Robert Tindle discusses the unequal and sometimes unfair cost of treating cancer. Is your cancer common? Did a drug company successfully navigate the health system? In Australia the difference can be enormous. Robert's book is "Your Cash or your Cancer."roberttindlescience.com drkarl.com

Professor Peter Tuthill and Dr Karl live on stage at Sydney Ideas. They peel back how and why the James Webb Space Telescope (our Infrared Eye in the sky) has keys for survival. Earth is already out of balance with an extra 600,000 Hiroshima atom-bombs of heat every day. The good news? Climate change is measurable and can be stopped. Audio Podcast edited for listening pleasure. Sydney Ideas event and video: https://www.sydney.edu.au/engage/events-sponsorships/sydney-ideas/2022/peter-tuthill-karl-kruszelnicki-invisible-infared.html drkarl.com

If Antimatter exists, why isn't there anti-food ? Stuff you can eat to lose weight. Dr Fuller has discovered interesting results from 2020 research based on thermogenisis. This is not a diet. It won't take weight off but it could cut weight gain by 250%. drkarl.com interval weight loss

Data is omnipresent and society is very connected Thirty years ago futurists said tech "convergence" would deliver us seamless digital lives So are we there yet?. Dr Karl gets a fact check from "Converge" author Associate Professor Catherine Ball. drkarl.com

Are there more questions than answers ? Dr Karl probes Prof. Lewis on 5 numbers from a Science magazine. How much (or little) do we know? drkarl.com geraintflewis.com

Taylah Griffin shares her inspiring career pathway from her early passion for STEM to being the first Indigenous person in Australia to graduate with an Honours degree in Electrical and Aerospace Engineering. She now works for Boeing Defence Australia and is on a fast career trajectory. #shirtloadsofscience #indigenousSTEM

Psychedelic drugs in the 50s & 60s offered hope for relief from some mental illnesses. Lawful access to these chemicals was shut off in 1971 by US President Nixon. Fifty years later the science is mounting for their therapeutic use. Dr. Bahceci works in this area and explains to Dr Karl the latest research. This podcast discusses mental health and suicide. Some may find this confronting or distressing. If this material raises concerns for you, please contact Lifeline on 13 11 14 or Beyond Blue on 1300 224 636 drkarl.com

Could 2023 be the year we stopped the Covid ? Dr Karl meets a Sydney virologist working on this mission. Dr Megan Steain gives a viral history of the past three years and an outline of her project to develop better vaccines. drkarl.com @m_steain

Space exploration needs good communication. Dr. Karl grills NASA veteran Dr. Younes. drkarl.com

Their guts are called Nuclear Pasta. You need X-Ray space telescopes to capture their burps. Observations take kiloseconds. What kind of stellar monsters are inhabiting our galaxy? Dr Adele Goodwin gives Dr Karl an insight. drkarl.com

Monopoles and Inflation are Cosmic. Professor Lewis shows Dr. Karl their theoretical universal origins. Drkarl.com geraintflewis.com

There are more than a new set of lenses on the JWST. It has better eyes, a giant sun shield and a new brain. Professor Lewis helps Dr Karl interpret the astounding images coming from our Lagrange point. drkarl.com geraintflewis.com

Antisocial behaviour is increasing. Why ? Professor Arvanitakis dissects the problem and gives Dr Karl some practical solutions. drkarl.com Prof Arvanitakis

Creatures surround us . All we have to do is look. Professor Dieter Hochuli shows us a living world right on our doorstep. https://www.urbanfieldnaturalist.org/book drkarl.com @dieterhochuli

Near the South pole is a buried time machine. It can take us back to our Ice Ages . Dr Jong explains what it is and why science in Antarctica is crucial in understanding Climate Change.

So many earthly problems can be addressed- at least theoretically - with Hydrogen. Most involve switching from carbon but many engineering issues arise. We have never done this at scale. Is Hydrogen the answer? Dr Karl discusses a H2 Future with Dr Fiona Simon from the Australia's Hydrogen Council. drkarl.com h2council.com.au

The good news for intermittent fasters is that cutting calories reduces your weight. The bad news? Shorter eating windows may have no effect on your long-term health. intervalweightloss.com.au

BMI (Body Mass Index) is a universal health tool. Dr Karl and Dr Nick delve into its past and why it still is an indicator of good health despite many shortcomings. intervalweightloss.com.au

Medicinal use of cannabis is a big deal. How many cannabinoid chemicals are there? How receptive is the human body? Can you drive a car after CB pain relief? The answers vary. Dr Karl and Dr Bahceci have the Australian science. Always check with your local authorities on the law. EP299 @DilaraB_PhD drkarl.com