ARGONNE, Illinois — In the basement of a nondescript building here at Argonne National Laboratory, nickel particles in a beaker are building themselves into magnetic snakes that may one day give clues about how life originally organized itself. These chains of metal particles look so much like real, living animals, it is hard not to think of them as alive. (See exclusive video below.) But they are
In these dark days, science brings a glimmer of hope: even in a world that rewards selfishness, cooperation can emerge and ultimately prevail. That world happens to be a computer simulation, but I’ll take good news anywhere I can get it. “We report the sudden outbreak of predominant cooperation in a noisy world dominated by […] https://www.youtube.com/watch?v=zhTnlxhq0Tc In these dark days, scienc
China will begin perhaps the world’s most-ambitious pollution-control project this Sunday as government officials frantically try to clean the air of Beijing, one of the world’ most-polluted cities. Beijing’s environmental authorities have instituted a bewildering array of measures in hopes of cutting pollution ahead of the 2008 Olympics. They’re instituting traffic bans, shutting down factories [
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