The highest dive 1 September 2010 Breaking the record for the longest, fastest free-fall means jumping into a near vacuum and... read more
Lava likely made river-like channel on Mars 22 March 2010 Flowing lava can carve or build paths very much like the riverbeds and canyons etched... read more
Welcome to the food chain 31 July 2009 The good news: some of America's once-endangered predators are making a comeback. The bad news:... read more
