Energy
- Physics
Temperature ‘lock’ for new hard drives?
A novel material can alter how easy it is to change data stored on it, based on temperature. One immediate application: more secure hard drives for computing.
- Animals
Dissecting the dog paddle
Scientists occasionally describe the dog paddle as a “trot,” but that’s not right. When dogs swim, their complicated leg motions look more like a frantic run.
- Physics
Baseball: From pitch to hits
Radar or cameras track the path of virtually every baseball in major league stadiums.
- Animals
Dolphin dimples detect electricity
Depressions in a dolphin’s snout sense electric fields, may help find dinner.
- Earth
Tsunami’s trek traced in the sky
Scientists photograph atmospheric ripples that followed the March tsunami across the Pacific.
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Enthusiasm and reward for science
Meet the high schoolers who won the 2011 Intel Science Talent Search.
- Materials Science
Battery powered to heal
With its own first-aid kit, this battery can really keep going.
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- Tech
Cold house, hot house, green house
Saving energy at home requires paying attention to the building's windows, walls, and roof.
- Tech
Electronic paper turns a page
Changeable ink and battery-powered paper may make textbooks lighter and bring video newspapers into daily use.
