Learning London's streets grows a cabbie's hippocampus
Trainee London cabbies who pass The Knowledge grow a larger posterior hippocampus. Those who fail do not, a UCL study of 79 trainees found.
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#memory.
Every story tagged #memory.
What your body does overnight, and what a short night costs
Overnight your heart slows, hormones pulse and memories settle. Too little sleep is linked to more hunger, more colds and less clear thinking.
Your taste in music may owe something to Pavlov's dogs
Ivan Pavlov's drooling dogs showed that one event can come to signal another. The same learning shapes human fears, likes and loyalties.
A grandmaster's chess memory relies on patterns, not pieces
Grandmasters recall real chess positions at a glance because they store patterns, not pieces. Scramble the board and the advantage all but vanishes.
Eyewitness memory holds up only if tested once, says Wixted
A witness's first identification, taken early and carefully, can be reliable. Every test after that risks changing what they remember.
You dream for about two hours a night, and nobody knows why
Science has no single answer to why we dream. Threat rehearsal, emotional repair, memory sorting and creative search each have evidence behind them.