Mind
Memory special: What happens to your memories while you sleep?
As you slumber, the brain is a whir of activity sorting and storing your memories. How does it know which to choose, and how can you game the system?
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As you slumber, the brain is a whir of activity sorting and storing your memories. How does it know which to choose, and how can you game the system?
The very first tyrannosaurs were relatively small dinosaurs – and the skull of one of them seems to have contained a brain with a more complex shape than that of the enormous T. rex