Humans
Toys are us: How childhood objects may have shaped human history
Tantalising evidence hints that key human innovations including the wheel and weaving were the outcome of, quite literally, child's play
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Tantalising evidence hints that key human innovations including the wheel and weaving were the outcome of, quite literally, child's play
Psychedelic drugs are a gateway to an alternative reality. Neuroscientist Chris Timmermann gives them to volunteers and then scans their brains