Humans & Society

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equations for circuitry of electronic combination lock

Claude Shannon, born 100 years ago, devised the mathematical representation of information that made the digital era possible. Shown above are the equations he developed to mathematically describe how the circuitry in an electronic combination lock functions.

brain map

ALL OVER THE MAP  The brain areas that respond to the meaning of words speckle much of the cerebral cortex, the wrinkly outer layer of the brain.

Hands on a keyboard

A study finds that learning to type a new sequence of numbers after practicing an older sequence didn’t interfere with the original memory, as a 2003 study had claimed.

Humans & Society

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