Shirtloads of Science

Shirtloads of Science

Dr Karl Kruszelnicki

Episodes 463
Avg. Duration 23m
Activity Highly Active
Apple Rating 4.2 (36)
Since Oct 2016
Latest Episode Jun 2026

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Publishing Details

Schedule
Weekly
Format
Episodic
Consistency
96%
Hosting
rss.libsyn.com

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About This Podcast

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 Benton Technical Producer: Maya Cook

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Recent Episodes

S8 Solving a Cosmic Radio Signal Mystery with Kovi Rose (477)

Jun 06, 2026 29m

Astronomer and soon-to-be Dr. Kovi Rose joins us to discuss his newly published Nature Astronomy paper on one of the universe's newest mysteries: strange repeating flashes of radio waves and X-rays…

S8 Coffee & Blood Pressure Explained with Prof. Clare Collins (476)

May 30, 2026 17m

Professor Clare Collins returns to the pod to answer a common question: does coffee raise your blood pressure? We also discuss how genetics influence whether you're a fast or slow caffeine…

S8 The Hidden Health Benefits of Honey with Prof. Clare Collins (475)

May 23, 2026 30m

Friend of the pod Professor Clare Collins returns to dive down into the sticky depths of the surprisingly powerful world of honey - far beyond being "just a sugary liquid". From the hallucinogenic…

S8 The Hunt for Dark Matter with Dr. Theresa Fruth (474)

May 16, 2026 28m

What is the universe actually made of? Particle physicist Theresa Fruth join us at Shirtloads to explore one of science's greatest unsolved mysteries - dark matter! Making up roughly 85% of the…

S8 The Human Cost of One Degree with Prof. Ollie Jay (473)

May 09, 2026 32m

Professor Ollie Jay, a leading expert in heat and health, returns to Shirtloads to discuss the growing toll of climate change on human wellbeing and global economics. Insights drawn from the latest…

Incidental Exercise with Prof. Emmanuel Stamatakis (472)

May 03, 2026 31m

In this episode, we speak with Professor Emmanuel Stamatakis about Vigorous Intermittent Lifestyle Physical Activity (VILPA) - short bursts of high-intensity movement built into everyday life, like…

S8 Dumb Stuff In Space with Assoc. Prof. Michael Brown (471)

Apr 25, 2026 33m

We're living through the great Space Boom and with great innovation comes a lot of whacky ideas... Astronomer and Associate Professor Michael Brown from Monash University joins me to discuss stupid…

S8 Using Soundwaves To Measure The Sun with Prof. Conny Aerts (470)

Apr 18, 2026 31m

In this episode I sit down with Professor Conny Aerts, a pioneering mathematician and founding figure of astroseismology, who reveals how scientists are "listenting" to stars to understand what's…

S8 How To Die in the 21st Century with Dr. Hannah Gould (469)

Apr 11, 2026 30m

We're scared to say the D word! But why is talking about death such a taboo? Dr. Hannah Gould, a cultural anthropologist at the University of Melbourne, joins me to discuss the topic in the wake of…

S8 How Two Students Fixed the Focus of James Webb from Earth with Prof. Peter Tuthil, Dr. Louis Desdoigts & Max Charles (468)

Apr 04, 2026 28m

When a problem with the James Webb Space Telescope left its images frustratingly out of focus, the solution wasn't fixed in space... it was fixed from Earth. At the University of Sydney, PhD students…

S8 Forensic Science: Fact, Fiction, and Failure with Dr Linzi Wilson-Wilde and Hannah Jarman (467)

Mar 28, 2026 26m

This episode features Dr. Linzi Wilson-Wilde and Hannah Jarman discussing the realities of forensic science beyond shows like CSI. Through cases such as the Phantom of Heilbronn case and Lindy…

S8 The Wellness Woo Economy with Kate Thomas (466)

Mar 21, 2026 30m

Pharmacist and science communicator Kate Thomas shares how a viral debunking video launched her into the world of online health education. In this episode we explore the booming "wellness woo"…

S8 The Hidden Health Impact of Microplastics with Prof. Michaela Lucas (465)

Mar 14, 2026 31m

***Prof Lucas would like to provide the following clarification in regards to comments relating to prenatal BPA exposure and male autism spectrum disorder: "A positive association between high…

S8 Deepfakes Online and The Future of Truth with Dr. Anna Broinowski (464)

Mar 08, 2026 33m

I'm joined by Dr. Anna Broinowski - Senior Lecturer and Director of the Master of Film and Screen Arts at Sydney College of the Arts, University of Sydney - to unpack the rise of deepfakes and…

S8 The Rise In Nitrous Misuse with Assoc. Prof. Angela Chiew (463)

Feb 28, 2026 27m

Nitrous oxide (better known as "laughing gas") is widely used in medicine as a safe anaesthetic and pain reliever. It's also found in whipped cream canisters and even used in car engines. But Angela…

S8 Will AI Take Our Jobs? Part Three of the Great AI Safety Debrief with Dr. Petr Lebedev (462)

Feb 21, 2026 28m

In the final episode of the Great AI Safety Debrief series with Dr. Petr Lebedev, we discuss job eradication, AI alignment and the rise in cases of AI deceiving humans. Petr unpacks ideas like AI…

S8 Is AI Outsmarting Us? Part Two of the Great AI Safety Debrief with Dr. Petr Lebedev (461)

Feb 14, 2026 23m

In part two, Dr. Petr Lebedev and I dive deeper into how modern AI systems are grown, not programmed, and the emergence of Shutdown Resistance. We explore AI performance in math and coding…

S8 The Great AI Safety Debrief Part One with Dr. Petr Lebedev (460)

Feb 07, 2026 24m

Intelligence is emerging from sand and less than 1% of the population seems to care! Physicist and science communicator Dr. Petr Lebedev joins the podcast following his SXSW talk to explore the rapid…

S8 The Milky Way's Mysterious Glow with Prof. Geraint Lewis (459)

Jan 31, 2026 32m

A mysterious glow from the centre of the Milky Way has scientists intrigued. Astrophysicist Geraint Lewis explains how this gamma-ray excess, first detected in 2009, could be evidence of dark matter…

S8 Food Additives: What's Safe, What's Not? with Prof. Clare Collins (451) [REPEAT]

Jan 26, 2026 28m

In this episode, I'm joined by Professor Clare Collins, Australian dietitian and Professor of Nutrition and Dietetics at the University of Newcastle. Clare is my go-to expert when it comes to all…

Frequently Asked Questions

How many episodes does Shirtloads of Science have?

Shirtloads of Science has published 463 episodes since October 2016, covering topics in Earth Sciences, Physics.

Is Shirtloads of Science still active?

Shirtloads of Science is currently highly active with new episodes weekly. Average episode length is 23m.

How do I contact Shirtloads of Science for sponsorship or guest appearances?

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