The Amazing Human Brain
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The human brain is the body's computer. Find out everything there is to know about your brain and stay updated on the latest news with the comprehensive articles and images of the brain at LiveScience.com. Learn more about this vital organ as scientists continue to make amazing discoveries about your brain.
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What is aphantasia?
By Tereza Pultarova, Marilyn Perkins last updated
A small percentage of the population has aphantasia, meaning they're unable to visualize using their mind's eye. Learn about this condition and the neuroscience behind it.
![A close-up image of a woman eating a bowl of seafood pasta in a restaurant.](https://cdn.mos.cms.futurecdn.net/nDKzsu9JPAeLAu6Wf5CPqe-320-80.jpg)
'Ancient' part of the brain tells you when to stop eating, study suggests
By Emily Cooke published
Neurons found in one of the oldest regions of the brain may control when we stop eating a meal, new research in mice hints.
![An illustration of a sky with the silhouette of a human head](https://cdn.mos.cms.futurecdn.net/qTdCG4vxYNdYxQjZvMHKNd-320-80.jpg)
People who can't 'see with their mind's eye' have different wiring in the brain
By Marianne Guenot published
People with aphantasia still generate brain activity when attempting to visualize, but that image may be getting lost in translation, a new study suggests.
![An illustration of a man falling](https://cdn.mos.cms.futurecdn.net/FARnXjvYbpJKMWJ3Vw6oSB-320-80.jpg)
Why are recurring dreams usually nightmares?
By Amanda Heidt published
Recurring dreams may feature taking a test the dreamer didn’t study for, having to make a speech or being attacked. Here's why our sleeping brain comes back to these unpleasant dreams again and again
![An illustration of X chromosomes](https://cdn.mos.cms.futurecdn.net/JBEeXYTDFPz9h5orWCcuqf-320-80.jpg)
Faster brain aging tied to X chromosome inherited from Mom
By Nicoletta Lanese published
Female mammals typically carry two X chromosomes — one from each parent — and a new study suggests that the maternal X is linked to faster brain aging.
![Board check, Ice hockey players](https://cdn.mos.cms.futurecdn.net/yfDHX5huKoJeUa3Zthjkbd-320-80.jpg)
What is CTE?
By Caleb Neal published
Chronic traumatic encephalopathy, or CTE, is a degenerative brain disease linked to repetitive head trauma. Here's how it affects the brain and who is most at risk.
![3D render of signals sent across the synapse of a neuron.](https://cdn.mos.cms.futurecdn.net/ZYJf2qekR4TnvXMJaC3cRW-320-80.jpg)
There's a speed limit to human thought — and it's ridiculously low
By Skyler Ware published
Human brains take in sensory data at more than 1 billion bits per second, but only process that information at a measly 10 bits per second, new research has found.
![An illustration of a brain with a clock inside](https://cdn.mos.cms.futurecdn.net/ijGX6FeFVRm85kKYG8nUaU-320-80.jpg)
Why time slows down in altered states of consciousness
By Steve Taylor published
In "time expansion experiences," time typically appears to expand by many orders of magnitude.
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