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New shades: The controversial quest to 'fix' colour blindness

New shades: The controversial quest to 'fix' colour blindness

14 March 2018

Worldwide, 300 million people lack full colour vision. We try out a pair of specs that aim to "fix" colour blindness, and ask if that's something we want to do
Military personnel investigating the poisoning of Sergei Skripal on 11 March in Salisbury

What are Novichok nerve agents and did Russia do it?

13 March 2018

The poison used to target ex-Russian spy Sergei Skripal and his daughter was a Novichok nerve agent, UK prime minister Theresa May revealed yesterday
Brain zap can make people re-experience old dreams while awake

Brain zap can make people re-experience old dreams while awake

9 March 2018

While déjà-vu is a false feeling of familiarity, déjà-rêvé is a rare experience of suddenly recalling a dream – and it can be sparked by zapping the brain
Leopards that live in cities are protecting people from rabies

Leopards that live in cities are protecting people from rabies

8 March 2018

Wild leopards wander into the Indian city of Mumbai to prey on feral dogs – and in doing so they stop the dogs biting people and passing on the rabies virus

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