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1

Are Neanderthals descendants of modern humans?

2

Hospital-acquired pneumonia reduced by daily toothbrushing

3

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

4

Exclusive report: Inside Chernobyl, 40 years after nuclear disaster

5

Beef is making a comeback – does it fit into a healthy diet?

6

From autism to migraines, birth order may have wide-reaching effects

7

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

8

A once-fantastical collider could answer physics’ biggest mysteries

9

Computer finds flaw in major physics paper for first time

10

Our favourite science fiction books of all time (the ones we forgot)