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New Scientist, Brain

New Scientist - The Human Brain

Did emotions evolve to push others into cooperation?
The emotions you feel have evolved as tools to manipulate others into cooperating with you, says a controversial new theory
We humans can mind-meld too
There's now scientific backing – in the form of brain scans – for the old adage that when two people "click" in conversation, they have a meeting of minds
Serotonin cell discoveries mean rethink of depression
Far from being caused by low levels of serotonin in the brain, some types of depression may in fact be the result of too much serotonin
Die young, live fast: The evolution of an underclass
They're often branded as thoughtless and irresponsible, but teenage mothers and deadbeat dads may be making the best of their bad situations
Twitter mood maps reveal emotional states of America
How is the US feeling right now? The emotional words contained in hundreds of millions of tweets may hold the answers
Brain implants evolved to use less energy
A genetic algorithm has reduced the power demands of brain implants, and thus the need for operations to replace their batteries
Want to get off to sleep? Ask your astrocytes nicely
Cells previously dismissed as minor players in the brain may actually regulate when we fall asleep
Chew on this: thank cooking for your big brain
The amount of time our ancestors spent chewing our food lends support to the possibility that cooked meals made us human
Alpha, beta, gamma: The language of brainwaves
These neural rhythms knit together everything you experience. But what happens when your mind goes out of sync?
Antibody cuts brain damage in strokes
An antibody that binds to certain brain receptors could reduce the side effects of a common stroke drug and buy additional time in which to use it

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