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Artwork for Shirtloads of Science

Shirtloads of Science

Dr Karl Kruszelnicki
Climate Change
Artificial Intelligence
Dark Matter
Black Holes
Biodiversity
Astrophysics
Australia
University Of Sydney
Vaping
Carbon Dioxide
Wikipedia
Neutron Stars
Generative AI
Mathematics
Public Health
Nobel Prize
Fossil Fuels
Neutrinos
Sunblock
Misinformation

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

PublishesWeeklyEpisodes462Founded10 years ago
Number of ListenersCategories
PhysicsScienceEarth Sciences

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Artwork for Shirtloads of Science

Latest Episodes

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 metaboliser, the beneficial phytonutrients found in coffee, w... more

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 "mad honey" of the Rhododendrons to the science behin... more

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 universe, yet appearing in none of our known particles, ... more

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 Lancet Countdown report show that over half a millio... more

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Recent Guests

Clare Collins
Professor of Dietetics / Nutrition Scientist
University of Newcastle / Nutrition Society of Australia
Episode: The Hidden Health Benefits of Honey with Prof. Clare Collins (475)
Theresa Fruth
German physicist, experimental particle physicist
University of Sydney (LZ/Zeppelin-related experiments)
Episode: The Hunt for Dark Matter with Dr. Theresa Fruth (474)
Ollie Jay
Professor of Heat and Health at the University of Sydney; Director of the Heat and Health Research Centre
University of Sydney
Episode: The Human Cost of One Degree with Prof. Ollie Jay (473)
Emmanuel Stamatakis
Professor of physical activity and population health
University of Sydney
Episode: Incidental Exercise with Prof. Emmanuel Stamatakis (472)
Michael Brown
Associate Professor of Astronomy
Monash University
Episode: Dumb Stuff In Space with Assoc. Prof. Michael Brown (471)
Conny Aerts
gravito-inertial astro-seismologist
University of Leuven / Belgian academic community
Episode: Using Soundwaves To Measure The Sun with Prof. Conny Aerts (470)
Hannah Gould
Senior Lecturer at the University of Melbourne, death and dying researcher
University of Melbourne
Episode: How To Die in the 21st Century with Dr. Hannah Gould (469)
Louis Desdoigts
PhD student involved in fixing JWST instrument
University of Sydney
Episode: How Two Students Fixed the Focus of James Webb from Earth with Prof. Peter Tuthil, Dr. Louis Desdoigts & Max Charles (468)
Max Charles
Astronomer involved in observing with the Aperture Mask Interferometer
University of Sydney
Episode: How Two Students Fixed the Focus of James Webb from Earth with Prof. Peter Tuthil, Dr. Louis Desdoigts & Max Charles (468)

Host

Dr Karl
Host of Shirtloads of Science (producing organization often listed as University of Sydney involvement).

Reviews

4.7 out of 5 stars from 1.1k ratings
  • Inkredible

    Greatest show of all time πŸ‡¦πŸ‡Ί

    Apple Podcasts
    5
    SquidkidπŸ¦‘
    Australia25 days ago
  • Love your work Carl!

    One of the only podcasts I ever listen to, and for good reason! Carl has all the Lo pics down pat and explains them in very easy-to-understand ways. Would definitely recommend to anyone

    Apple Podcasts
    5
    no-one in particuluar
    Australia4 months ago
  • More STEM Please

    I love the STEM podcasts the most. But something here for everybody.

    Apple Podcasts
    5
    Robneedsacoffee
    Australiaa year ago
  • Would get 5 sars if

    If the audio level could be boosted about 20 dB, we hearing-impaired might learn a lot from this material.

    Apple Podcasts
    1
    iRichard1941
    United Statesa year ago
  • Bad

    πŸ‘ŽπŸ‘ŽπŸ‘ŽπŸ‘ŽπŸ‘ŽπŸ‘Ž

    Apple Podcasts
    1
    0.0πŸ”ͺ
    Australiaa year ago

Listeners Say

Key themes from listener reviews, highlighting what works and what could be improved about the show.

Informative and entertaining, with credible guests and thoughtful questions.
Clear, engaging science explanations that are accessible to all.
Consistently good science content with approachable host style.
Audio sometimes quiet for some listeners; otherwise high quality.
Great range of topics and excellent guests in STEM.

Chart Rankings

How this podcast ranks in the Apple Podcasts, Spotify and YouTube charts.

Talking Points

Recent interactions between the hosts and their guests.

The Human Cost of One Degree with Prof. Ollie Jay (473)
Q: How did you end up focusing on heat and health as a career?
Ollie Jay describes a journey from studying ergonomics and thermal environments to pursuing a PhD in thermal ergonomics, then traveling and working in different countries before a position at the University of Sydney solidified his focus on heat and health and the environment. This personal path illustrates how interdisciplinary training leads to work on climate-related health issues.
How To Die in the 21st Century with Dr. Hannah Gould (469)
Q: How did you become interested in death and dying, and what path led you to this field?
My background in linguistics and anthropology broadened my interest in material culture and death rituals, which then evolved into Buddhist death practices and fieldwork in Japan; this culminated in a PhD on death and dying in Buddhism and a career at the University of Melbourne researching end‑of‑life experiences.
Using Soundwaves To Measure The Sun with Prof. Conny Aerts (470)
Q: What option did you tell your parents so you could study mathematics? Well, you could become a math teacher?
I arranged for my director to speak to my parents, presenting teaching as a viable path, which allowed me to pursue mathematics while keeping the door to astronomy open.
Using Soundwaves To Measure The Sun with Prof. Conny Aerts (470)
Q: So how did you end up drifting, thinking maybe this mathematic stuff is interesting? When did that happen?
It started in primary school with a director recognizing talent for calculus, which steered me toward mathematics as the gateway to studying the stars, ultimately leading me to astronomy.
The Wellness Woo Economy with Kate Thomas (466)
Q: Why do short-form, polished science videos perform so well compared with peer-reviewed literature?
The guests suggest that wellness narratives tap into empowerment, relatable experiences, and rapid, emotionally engaging messaging, which often feels more accessible than complex medical data; the trade-off is that nuanced science can be lost in translation.

Audience Metrics

Listeners, social reach, demographics and more for this podcast.

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Frequently Asked Questions About Shirtloads of Science

What is Shirtloads of Science about and what kind of topics does it cover?

A highly accessible science talk show that brings expert guests across disciplines to explain complex topics in clear, engaging ways. Episodes often center on current research, big questions in physics, space, biology, health, and technology, paired with practical anecdotes and host-led explanations that make science feel approachable for curious listeners. Noteworthy features include a knack for translating technical ideas into everyday relevance, bold explorations of fringe or speculative concepts balanced by rigorous insights, and a consistent emphasis on informing, entertaining, and empowering a broad audience.

Listeners are likely drawn to enthusiastic science communication, value curiosity, and enjoy long-form conversations with rese... more

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Which podcasts are similar to Shirtloads of Science?

These podcasts share a similar audience with Shirtloads of Science:

1. Dr Karl Podcast
2. The Science Show
3. What's That Rash?
4. What The Duck?!
5. Health Report

How many episodes of Shirtloads of Science are there?

Shirtloads of Science launched 10 years ago and published 462 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.

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What guests have appeared on Shirtloads of Science?

Recent guests on Shirtloads of Science include:

1. Clare Collins
2. Theresa Fruth
3. Ollie Jay
4. Emmanuel Stamatakis
5. Michael Brown
6. Conny Aerts
7. Hannah Gould
8. Louis Desdoigts

To view more recent guests and their details, simply upgrade your Rephonic account. You'll also get access to a typical guest profile to help you decide if the show is worth pitching.

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