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First evidence birds nap in flight without dropping out of sky

Life

First evidence birds nap in flight without dropping out of sky

Brain recorders fitted to 14 great frigatebirds show these birds sleep on the wing, usually while circling in rising air currents

News

A woman sleeping with a shaft of light falling on her

Health

Too much light weakens bones and changes immune system

News

Princess Leia brainwaves may help you learn in your sleep

Humans

Princess Leia brainwaves may help you learn in your sleep

News

Young woman pressing snooze button on early morning digital alarm clock radio

Humans

Want to control your dreams? These tips may boost your chances

News

Picture of the interviewee, Marie Staver

Humans

I slept for just 20 minutes at a time for 6 months

Features

sleep cartoon

Health

5 sleep disorders you didn't know existed

Features

sleep cartoon

Health

So many reasons why sleep is too important to miss

Features

sleep method

Health

5 tips for beating insomnia

Features

train sleep

Health

Sleep better to be better. It's a no-brainer for doctors

Leader

hairy woman sleep

Health

Can you cheat the sleep system with a smart napping schedule?

Some people get extra hours awake by hacking their sleep patterns – be careful, though

Features

Health

Can you catch up on missed sleep?

Features

Health

How much sleep do you really need?

Features

Health

How mental health needs sleep – and vice versa

Features

Health

How to nap like a pro

Features