Dr Karl Kruszelnicki

Shirtloads of Science

Science EN ↓ 479 episodes

Dr Karl's a curious optimist – a great combination for a science lover. Join him and his guests for weird facts, amazing conversation and remember, it's never too late for a happy childhood. Series Producer: Isabelle BentonTechnical Producer: Maya Cook

Be sure to visit the podcast's website and support the creator: shirtloadsofscience.libsyn.com

Author

Dr Karl Kruszelnicki

Category

Science

Latest episode

Oct 3, 2026

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Episodes

Mars #1 with Dr Adrian Brown (320) 18.12.2022

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

Coral Health with Dr. Wachenfeld (319) 11.12.2022

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

Dark Matter & Neutrinos with Professor Marcela Carena (318) 04.12.2022

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

Beyond Higgs with Professor Marcela Carena (317) 27.11.2022

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

Arthritis supplements with Professor Collins (316) 20.11.2022

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). Ep316 nomoneynotime.com.au drkarl.com

The cost of Cancer with Professor Tindle (315) 13.11.2022

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

Invisible Infrared: James Webb Space Telescope with Professor Tuthill (314) 06.11.2022

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...

Breakfast of Champions with Dr Nick Fuller (313) 30.10.2022

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  

Converging with A-Prof Ball (312) 23.10.2022

 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

5 Numbers with Professor Lewis (311) 16.10.2022

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  

Aussie Aerospace with Taylah Griffin (310) 09.10.2022

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 therapies with Dr. Bahceci (309) 02.10.2022

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 distres...

New Covid Vaccines with Dr Steain (308) 25.09.2022

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 Comms with Dr. Badri Younes (307) 18.09.2022

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

Starbursts with Dr Adele Goodwin (306) 11.09.2022

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 & Inflation with Prof Lewis (305) 04.09.2022

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

Our biggest Space Telescope with Professor Lewis (304) 28.08.2022

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

Agreeing to Disagree with Professor Arvanitakis (303) 21.08.2022

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

Creatures with Professor Dieter Hochuli (302) 14.08.2022

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

Ice Cores with Dr Lenneke Jong (301) 07.08.2022

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.  

Hydrogen with Dr Fiona Simon (300) 31.07.2022

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

Is fasting a fad with Dr Nick Fuller (298) 17.07.2022

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  

Medical Cannabis with Dr Bahceci (299) 10.07.2022

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  

Testing the BMI with Dr Nick Fuller (297) 10.07.2022

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  

Forensic Psychology with Associate Professor Helen Paterson (296) 03.07.2022

Forensic science explores physical evidence at a crime scene. So what does forensic psychology add? Can behavioural patterns be left at crime scenes? Associate Professor Paterson explains this new field to Dr Karl.  drkarl.com

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