Health
A scientific guide to the resolutions that are really worth the effort
Being a better you needn't be as hard as you think. From more sleep, to snacking smarter and ditching the gym - we put 10 New Year's resolutions to the test
Features
Comment
Dream on: My year pursuing the third state of being
Culture
Health
First direct evidence that later school day really does help teenagers
News
Mind
Memory special: What happens to your memories while you sleep?
Features
Humans
You should soothe babies who wake at night – it speeds sleep training
News
Health
One bad night’s sleep can make you put on fat and lose muscle mass
News
Health
This man spent months alone underground – and it warped his mind
Features
Humans
My weekend in the desert trying to experience dream telepathy
News
Health
Heroin users’ brains hint at a new treatment for narcolepsy
News
Environment
Seals only sleep with half their brain when they’re out at sea
Northern fur seals mostly sleep with half their brain while they’re at sea, but sleep with all their brain while on land – unlike any other animal studied
News
Humans
The dreams you forget are the most important for learning
News
Humans
Think you’re fully alert? You can’t always tell if you’re tired
News
Health
Getting just 6 hours of sleep is linked to mental health issues
News
Health
Struggle to get up in the morning? You’re at risk of early death
News