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1

Are Neanderthals descendants of modern humans?

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Neanderthal infants were enormous compared with modern humans

3

The biggest threat to Chernobyl is no longer radiation

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Exclusive report: Inside Chernobyl, 40 years after nuclear disaster

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Why is it so hard to change your mind?

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Monkeys walk around a virtual world using only their thoughts

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Collapse of key ocean current may release billions of tonnes of carbon

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The man who crawls into the perilous heart of the Chernobyl reactor

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A key solution to climate change isn't happening – and that's good

10

Surprising male G-spot found in most detailed study of the penis yet