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Channel Surfing
The newly revealed three-dimensional structures of proteins called ion channels reveal the secrets of their crucial function.
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From the March 5, 1932, issue
WEIRD LEATHER COSTUMES PROTECT ELECTRIC WORKERS Dressed in the clothes of imagined creatures from a distant planet, these power plant operators open and close the switches of transmission lines that bring power for electric lamp and industrial motor. The costume, a new invention of safety engineers, is designed to protect the wearer from flashes of […]
- Math
Pi Day Festivities
Pi Day celebrations take place, appropriately enough, on March 14 at 1:59 p.m. For a glimpse of activities highlighting the enduring fascination of the digits of pi (the ratio of a circle’s circumference to its diameter), take a look at the Exploratorium’s Web pages devoted to pi, then try the links to other weird and […]
- Math
Scrabble’s Random Letters
In the popular SCRABBLE Brand Crossword Game, players create words from letters selected at random from a stockpile of 100 tiles.
