ScienceSurviving SpaceShipTwo pilot shares harrowing story Peter Siebold, the only survivor of the SpaceShipTwo crash on October 31, has shared his story with the National Transportation Safety Board. The crash may have been caused in part by co-pilot Michael Alsbury unlocking a braking mechanism too early.by Rebecca Kaplan
ScienceUS and China shake hands over climate goals: IPCC says it's a start, but not enoughby James Maynard
ScienceSkeleton found in massive tomb dating back to Alexander the Great holds clues about identityby Jim Algar
ScienceRosetta's Philae lander preps for historic Agilkia touchdown on comet 67P/Churyumov-Gerasimenkoby Rhodi Lee
ScienceRemains of Ice Age infants in 11500 years old Alaskan burial ground discovered: Why it's importantby Rhodi Lee