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You probably don’t need 8 hours of sleep for a healthy brain
The largest analysis of brain scanning data yet casts doubt on the idea that shorter sleep duration is linked to shrinkage of the brain
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Mind
We forget details when our brain picks the wrong thing to remember
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Technology
IBM’s brain-inspired chip could be the fastest at running AI yet
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How mental effort can build a cognitive reserve against brain ageing
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We may finally know how cognitive reserve protects against Alzheimer’s
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Mind
It takes just 108 milliseconds for our brains to spot food
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How we get high: Unlocking the secrets of the endocannabinoid system
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Blood donors may pass on small risk of brain bleed to recipients
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Life
Jellyfish can learn from experience even though they lack a brain
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Mice grown with rat brains to help study cross-species organ donation
Creating mice with partial rat brains helps scientists better understand whether synthesising embryos from human and pig cells to grow organs such as kidneys could accidentally lead to pigs with human-like brains
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Mind
The entire brain may be involved in language, not just a few regions
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Technology
Implant lets people type on virtual keyboards with just brain signals
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Unravelling the secrets of the vagus nerve will revolutionise medicine
Features
Life
Rats have a ‘laugh centre’ in their brains that responds to tickling
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