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The world, the universe and us

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Episode 398

OpenAI says it has just solved one of the hardest problems in mathematics. The Navier-Stokes existence and smoothness problem has been unsolved for more than 200 years. Now AI has cracked it, some claim we’ve finally reached “AGI” - artificial general intelligence.

Navier-Stokes is one of the Millennium Prize Problems, chosen for being famously chall...


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Episode 397

The first evidence has been discovered that Denisovans lived in south-west China. This ancient species of human spent over 100,000 years in the region and left behind incredible artefacts that tell us how they lived.

64,000 fragments of bone have been discovered from Bianfu Cave in Yunnan province. And the site tells us a lot about the food they ate ...


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Episode 396

A devastating climate disaster has killed at least 1,200 people in Nepal. A mass of ice and rock came crashing down off the Langtang mountain into the valley below. The climate crisis has made events like this much more likely.

This is just one of many retreating glaciers. We’re also on track for a record year of ice-loss in the European alps. As the...


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Episode 395

Dark matter particles may have finally been spotted for the first time. LUX-ZEPLIN is the most sensitive dark matter detector on Earth - and what it’s discovered has the potential, if confirmed, to shake up all of physics.

Despite making up about 85 per cent of the universe, dark matter has been notoriously difficult to spot. WIMPs, or weakly-interac...


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Episode 393

A new technique using a woman’s own fat cells has been used to reconstruct her breast without silicone implants. By injecting her own tissue into a dissolving scaffold, it’s hoped this technique will make breast augmentation safer.

Traditional plastic surgery involves silicone or saline, which can cause health issues like breast implant illness and e...


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