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The world is experiencing scorching heat waves, with Europe facing record-breaking temperatures. Caroline Knight tells Lindsay Sant and Lino Saubolle that rising global temperatures and El Nino are contributing to the intensity of these heat waves; Wildfires causing damage in Spain and Canada. Climate change is altering seasons, and urgent action is required to mitigate further damage.

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The Sun’s surface is a fascinating place and Caroline tells Lindsay and Lino about new discoveries of ‘shooting stars’ in the Sun’s corona in spectacular plasma displays known as coronal rain.

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Do you know your scientific history? Caroline quizzes Lindsay and Lino to see if they know the order in which the top discoveries and theories of the past 100 years occurred. Can you do better than they did? Try it out and you might also learn a thing or two.

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Mushrooms are amazing. Lindsay and Lino discuss research that suggests mushrooms communicate using underground electrical signals after rainfall in a mycorrhizal network. Of course, the show wouldn’t be complete with some puns in “spore” taste.

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The Drop Bear is a mythical creature often used to tease tourists to Australia, but as Caroline and Lindsay discuss there really was an ancient creature that very much fit its description, as well as other even stranger prehistoric creatures on the continent.

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The Moon isn’t made of cheese as young Lindsay once thought, and Caroline explains that scientists have finally confirmed it is a solid ball of iron by measuring acoustic waves from moonquakes

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Fulgurites are naturally occurring crystals formed by lightning striking and melting sand or soil. Caroline Knight tells Lindsay Sant and Lino Saubolle about these fascinating formations and new discoveries of never-before-seen minerals found in them. Plus, the latest on SpaceX’s Starship Heavy.

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New discoveries may have revealed lots of water on the Moon. Caroline tells Lindsay and Lino about the Chinese discovery of glass beads on the lunar surface that contain water. Plus, a bonus discussion about screaming plants!

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What if we could power our electronic devices from the air around us? It’s not just science fiction. Lindsay Sant and Lino Saubolle discuss new research that shows the possibilities of harvesting hydrogen in the air using a unique enzyme that produces an electric current.

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Celebrating International Women’s Day, Caroline Knight and Lindsay Sant discuss some of Australia’s greatest scientists who happen to be women, Cathy Foley, Anne Kelso, Elizabeth Blackburn, Michele Simmons, and Fiona Ward.

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What is ChatGPT? Caroline Knight, Lindsay Sant, and Lino Saubolle interview the chat AI to ask it about itself, get its take on human fears of IA, and ask for its advice on how to have a good and fruitful Lent.

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This week, Caroline Knight tells Lindsay Sant and Lino Saubolle about an extremely dangerous radioactive capsule “fell of the back of a truck” in Western Australia and the steps that were taken to recover the tiny pellet.

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It’s not yet the T1000 from Terminator, but Lindsay Sant and Lino Saubolle discuss a new proof-of-concept for a robot that can transform from solid to liquid and back and even escape from a barred container.

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Why is it Roman buildings made from concrete still stand today? Lindsay Sant and Lino Saubolle discuss recent research that shows Roman concrete had a secret: It was self-healing!

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How does Santa reach every child in the world on Christmas night? What would it take to make those reindeer fly at those speeds? Why doesn’t Santa age? Caroline Knight discusses these Santa-themed science questions and more with Lindsay Sant and Lino Saubolle.

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Can a cockroach ever be cute? Caroline Knight tries to convince Lindsay Sant and Lino Saubolle that the recently rediscovered cockroaches of Lord Howe Island fit the description. Plus more on other fun, unusual insects and the latest update on space news.

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There’s enough oxygen in the Moon’s soil to keep 8 billion breathing for 100,000 years. Lindsay Sant and Gerard Trapnell discuss how scientists know this and plans they have for harvesting Moon air for future human habitation.

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Let’s talk about some robots in space. Lindsay and Lino discuss the coolest and cutest little floating robot assistants on the International Space Station called astrobees and then talk about MOXIE, an oxygen-generating robot on Mars.

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With lots of food puns, Lindsay and Lino discuss a recent study that reveals how much our daily chewing burns calories all on its own, but also how the way we chew and how much we do it may have contributed to the evolution of our jawlines.