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The Science Show

ABC listenwww.abc.net.au
The Science Show gives Australians unique insights into the latest scientific research and debate, from the physics of cricket to prime ministerial biorhythms.

Episodes

Lab Notes: Why sprinting sensation Gout Gout is so fast

Gout Gout is fast becoming the face of Australian athletics, regularly clocking blisteringly quick times over 100- and 200-metre sprints. And he's only 17. Many think the best is yet to come. So what is it about Gout that makes him such an impressive sprinter at such a young age?

Apr 15, 202513 min

New findings show how genetic mutations drive autoimmunity.

A protein in the immune system, DECTIN-1 - primarily responsible for defending the body against fungal infections, has been found to control the severity of autoimmune diseases such as irritable bowel disease (IBS), type 1 diabetes, eczema, and other chronic disorders.

Apr 12, 202554 min

Lab Notes: How to decommission a nuclear power plant

We've been hearing a lot about a certain proposal to get nuclear power up and running in Australia, but little's been said about what happens when plants reach the end of their life. Decommissioning a single nuclear power plant can cost hundreds of millions of dollars and take decades. So what's involved, and why is the process so long and expensive?

Apr 08, 202514 min

Lab Notes: Why have Saturn's rings 'vanished'?

As far as planets go, they don't get much more iconic than Saturn. A huge golden ball encircled by gigantic rings. But those distinctive rings — the very things that give Saturn its pizzazz — have seemingly disappeared. So what’s going on, and when will they be back?

Mar 25, 202512 min

Landscape and islands

Lord Howe Island may appear an island paradise, but its ecology has been under intense pressure from invasive species such as rats and pigs. Now birds are being found with stomachs full of plastic.

Mar 22, 202554 min

Lab Notes: The extreme conditions F1 drivers face in a race

They might be the epitome of cool, but Formula 1 race car drivers can get hot — really hot. An F1 cockpit can heat up to 60 degrees Celsius, and this affects cognition — the last thing you want when you're fanging around a track at 300kph. This year, a new rule was introduced to give F1 drivers a bit of relief from that heat … which is just one of the risks of F1 racing. Because we often hear about the performance of the cars in the race, but what about the humans behind the wheel?...

Mar 18, 202514 min

Your exposome, Kavli awards and more improbable research

80% of diseases are impacted by environment or lifestyle described as your exposome. Thomas Hartung expects information from studying the exposome will bring benefits on par with those brought by studying the human genome.

Mar 15, 202552 min

Lab Notes: 1 in 3 women get this infection. To cure it, treat men

For women who get bacterial vaginosis or BV, a common condition that can cause a fishy-smelling discharge, many will get it again (and again). Why some people were prone to recurrent BV was a mystery … until now. Australian researchers have shown that BV-related bugs can be sexually transmitted, and treating male partners significantly cuts recurrence rates.

Mar 11, 202513 min

Lab Notes: How Ozempic stops food cravings

A weekly injection that stops that hankering for hot chips and donuts? Many people on Ozempic and similar medications report this phenomenon, saying they no longer have incessant thoughts about sweets and fried food. So how do these drugs, known as GLP-1 agonists, work in the brain to dial down "food noise" and help people lose weight?

Mar 04, 2025

Lab Notes: Are we on the brink of another pandemic?

The H5N1 strain of avian influenza is currently ripping through the US, infecting wild animals, livestock and people. One person has died, and around 70 more infections have been confirmed. Meanwhile, the Trump administration has made massive cuts to the nation's leading science and health agencies, and announced plans to withdraw from the World Health Organization. As the risk of another pandemic rises, what does all this mean for us in Australia?...

Feb 25, 202513 min

Lab Notes: What history can teach us about ‘city-killer’ asteroids

An asteroid dubbed 2024 YR4 is causing a stir among the space community and a frenzy in the media. It currently has a 2.3 per cent chance of crashing into Earth three days before Christmas in 2032. But this is not our first asteroid rodeo. Get in touch with us: labnotes@abc.net.au

Feb 18, 202513 min

Lab Notes: Varroa is here but honey bees strike back

Varroa is the parasite responsible for destroying bee colonies all around the world and is regarded as "the greatest biological threat to Australia's honey bee population." The good news is that some honey bees can fight back. And they're being helped by breeders, scientists and artificial insemination on the tiniest scale. Learn more on Lab Notes, the show that brings you the science of new discoveries and current events. Get in touch with us: labnotes@abc.net.au...

Feb 11, 202514 min

Lab Notes: Why the Australian sun has a real sting to it

Australia's summer UV levels are high enough to cause sunburn in as little as 11 minutes. Yet the summer sun in the Northern Hemisphere rarely feels that full on. So why does our sunlight have that extra "bite"? Spoiler: it's not the hole in the ozone layer. Learn more on Lab Notes, the show that brings you the science of new discoveries and current events. Get in touch with us: labnotes@abc.net.au...

Feb 04, 202514 min

Lab Notes: More than whale food — krill are climate heroes

Antarctic krill (Euphausia superba) do much more than fill whales' bellies. These tiny crustaceans also play a huge role in Earth's carbon cycle. They sequester around 40 million tonnes of carbon each year, mostly in their poo — that's the equivalent of taking 35 million cars off the road. Yet there's plenty we don't know about these thumb-sized critters. Now a new study has revealed what they get up to under the Antarctic winter sea ice, and how this behaviour affects carbon calculations. Dive ...

Jan 28, 202513 min

Lab Notes: A debunked vaccine theory rears its ugly head — again

Robert F Kennedy Jr is tipped to lead the US Department of Health and Human Services. Over the years, RFK Jr has repeatedly pushed the claim that childhood vaccines cause autism spectrum disorder — a theory that's been well and truly debunked. So where did this idea come from? What's bowel disease got to do with it? And what might the US expect with an anti-vaxxer at the helm of health and human services? Learn more on Lab Notes, the new show that brings you the science of new discoveries and cu...

Jan 21, 202513 min

Science Extra: Echoes of a tsunami

Strewn throughout the sands of an island in the Great Barrier Reef, shards of pottery lay for thousands of years before an archaeologist quite literally stumbled across them 20 years ago. As more pieces were lifted from the sand, a question was also raised: Who shaped and fired these clay pots? We also get to the bottom of a strange phenomenon that had the earth ringing like a bell for nine days -- and earthquake scientists abuzz for a year. Solve these mysteries and more with science reporters ...

Jan 14, 202550 min

Science Extra: The anatomy of a scam

Do you get texts telling you there’s an unclaimed parcel waiting for you at the post office? Turns out scammers can find out if we’re expecting something in the post and time a scam text to coincide with our online purchases -- and it could all be completely legal. And while 2024 saw advances in artificial intelligence, they didn’t seem to wow us like they did in 2023. Are we simply harder to impress now? Breaking all this down -- and more -- are technology reporters Ange Lavoipierre and James P...

Jan 07, 202550 min

Science Show Summer - Merlin meets Dr Crispy

CRISPR is the most powerful means of gene editing ever developed. It led to Jennifer Doudna and Emmanuelle Charpentier being awarded the Nobel Prize for chemistry in 2020. Jennifer Doudna speaks with Merlin Crossley about CRISPR, its capability, and the ethical questions which arise.

Jan 04, 202553 min