A pair of professional astronomers resolved the orbit of a bright comet using photos shot by their amateur counterparts. The research shows it’s possible to mine Internet photo-sharing sites for science — even if the astrophotographers didn’t know they were taking part in a crowdsourcing experiment.
April 13, 2029: A giant asteroid plunges to Earth. Learn what scientists are doing to detect-and deflect-the thousands of meteorites that could send us the way of the dinosaurs.
By Kevin Krajick
Posted 08.16.2007 at 2:00 am 0 Comments
Launch the gallery to see the history of asteroid-earth collisions, past and future. And to bet on whether scientists will discover another large, potentially Earth-impacting asteroid soon, see our new PPX IPO.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.