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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 ...  Show more

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 glac ...  Show more

There’s a ton of hoopla over these new coronavirus vaccines. But given that they’ve been produced at warp speed — can we trust them? We also find out what’s going on with “long haulers.” How common is it to be sick for months from Covid-19? Plus, fresh new science about why some ...  Show more

Everybody hopes that the new super-charged Omicron variant of coronavirus will be less severe, but even if it is, it’s spreading so fast and infecting so many people, health services around the world could still buckle under the strain.Two years into the pandemic, Claudia Hammond ...  Show more

Today we bring you a new episode in our podcast series COVID, Quickly. Every two weeks, Scientific American’s senior health editors Tanya Lewis and Josh Fischman catch you up on the essential developments in the pandemic: from vaccines to new variants and everything in between. ...  Show more

A great day for science, a bad day for Covid-19. As the first Pfizer vaccines are given to patients in the UK, the Oxford-AstraZeneca vaccine publishes its data. Adam and Fergus chat to virologist Dr Elisabetta Groppelli about how the rollout might go - and learn some Italian whi ...  Show more