Dr Karl Kruszelnicki

Shirtloads of Science

Science EN ↓ 467 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

Author

Dr Karl Kruszelnicki

Category

Science

Latest episode

Jul 4, 2026

Where to listen?

Podcasts in the app Replaio Radio Coming soon

Podcasts are coming to the app soon. Install now and be the first to see a whole new take on podcasts

Get it on Google Play Install for free Android 5M+ downloads · 4.8 rating iOS soon

Episodes

Cosmic matching with Professor Lewis (333) 23.04.2023

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  

Quantum Computers with Dr Jessica (332) 16.04.2023

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

Cosmic Monsters with Dr Jessica (331) 09.04.2023

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

Chatting with a Bot & Professor Toby Walsh (330) 02.04.2023

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.  

Bioplastics with Dr Yi Shen (329) 26.03.2023

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  

Parrot Thinking with Prof Pepperberg (327) 25.03.2023

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

Universe Now with Professor Geraint Lewis (328) 19.03.2023

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  

Sino Moon Missions with Bradley Perrett (326) 05.03.2023

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  

Rocket Science 21C with Bradley Perrett (325) 27.02.2023

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   

Skeptic Success with Claire Klingenberg (324) 19.02.2023

"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

Synthetic Biology with Professor Claudia Vickers (323) 12.02.2023

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

Museum Science with Dr. Barker (322) 05.02.2023

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  

Mars #2 with Dr Adrian Brown (321) 25.12.2022

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  

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...

Listen to the Shirtloads of Science podcast in Replaio

Radio and podcasts in one app - free, with no sign-up. Install today and do not miss the launch

Get it on Google Play

Replaio is not a podcast publisher; show names, artwork and audio belong to their authors and are distributed through public RSS feeds.