Physicists Tackle Knotty Puzzle

Electrical cables, garden hoses and strands of holiday lights seem to get themselves hopelessly tangled with no help at all. Now research initiated by an undergraduate student at the University of California, San Diego has ...

Beyond a 'speed limit' on mutations, species risk extinction

Harvard University scientists have identified a virtual "speed limit" on the rate of molecular evolution in organisms, and the magic number appears to be 6 mutations per genome per generation -- a level beyond which species ...

Genes influence people's economic choices

An international team of researchers including an MIT graduate student has demonstrated for the first time that genes exert influence on people's behavior in a very common experimental economic game.

Lunar Outpost Plans Taking Shape

NASA's blueprints for an outpost on the moon are shaping up. The agency's Lunar Architecture Team has been hard at work, looking at concepts for habitation, rovers, and space suits.

Shuttle Discovery at Launch Pad

With space shuttle Discovery now at its launch pad at NASA's Kennedy Space Center, the next major milestone for the upcoming STS-120 mission is a full launch dress rehearsal.

New particles get a mass boost

A sophisticated, new analysis has revealed that the next frontier in particle physics is farther away than once thought. New forms of matter not predicted by the Standard Model of particle physics are most likely twice as ...

Watermarks for mobile television

For centuries, watermarks have protected written documents from forgery. Now their digital brothers are to prevent videos from being released in the Internet before their television premieres. Electronic watermarks are used ...

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