Humans
Huge dose of brain chemical dopamine may have made us smart
Two 鈥渢hinking鈥� regions of human brains are much richer in a neurotransmitter called dopamine than the equivalent brain regions in apes and monkeys
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Two 鈥渢hinking鈥� regions of human brains are much richer in a neurotransmitter called dopamine than the equivalent brain regions in apes and monkeys
We鈥檝e seen how sleep deprivation disrupts the way neurons communicate with each other, and it may explain why a bad night鈥檚 sleep makes it hard to concentrate