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Heroin paraphenalia

Heroin users’ brains hint at a new treatment for narcolepsy

27 June 2018

Heroin users make too much of a “wakefulness” chemical in their brains. The finding hints that milder opiates may offer a new way to treat narcolepsy


An oddly coloured landscape

The dreams you forget are the most important for learning

1 June 2018

Dreams help us store memories, enabling us to learn. Now a study has revealed that it’s the boring dreams we have during deep sleep that are the most important


Think you're fully alert? You can't always tell if you're tired

Think you're fully alert? You can't always tell if you're tired

21 May 2018

How safe is it to drive when you haven’t had much sleep? Just like drinking alcohol, it turns out we’re not always a good judge of how mentally impaired we are


Neanderthals ambushed cave bears as they awoke from hibernation

Neanderthals ambushed cave bears as they awoke from hibernation

26 March 2018

Our extinct cousins the Neanderthals seem to have targeted cave bears, which were normally intimidating foes, while they were sleepy and weak from hibernating through the winter


A man sleeping

Calorie restriction may extend lifespan by changing your sleep

22 March 2018

Cutting the calories you eat by 15 per cent may make you live longer – and it could be because it makes your body shut down more deeply during sleep


Dreams decoded: 6 answers to the mysteries of the sleeping mind

Dreams decoded: 6 answers to the mysteries of the sleeping mind

22 March 2018

Why are dreams so weird, what are they for, and do they mean anything? Here’s what science can tell us about our adventures in the land of nod


sleeping artwork

Night exercises: The intense workout we all do in our sleep

6 December 2017

You never really sleep like a log. Instead we all twitch, talk and even walk around as our dreaming brains rehearse our waking movements


We've finally seen how the sleeping brain stores memories

We've finally seen how the sleeping brain stores memories

4 October 2017

For the first time, scans of sleeping people have shown how memories are moved in the brain, and suggest that the first hours of shut-eye are key for memory


Sleeping less in old age may be adaptation to survive in wild

Sleeping less in old age may be adaptation to survive in wild

11 July 2017

The ‘poorly-sleeping grandparent’ hypothesis backed with new evidence from Tanzania’s Hadza people, links our sleep patterns to having night sentinels


Tired man in bed, rubbing his eye, trying to sleep

The brain starts to eat itself after chronic sleep deprivation

23 May 2017

Sleep loss in mice sends the brain’s immune cells into overdrive. This might be helpful in the short term, but could increase the risk of dementia in the long run


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