Life&Culture
Spacecraft reveals how sun storms killed Mars' atmosphere
Nov. 6, 2015
Mars may once have supported life but is now cold and dry, and scientists said Thursday that a stormy sun likely accelerated the loss of the Red Planet's atmosphere.In fact, researchers believe the thick, protective atmosphere that allowed ancient Mars to be warm and wet billions of years ago may have disappeared far earlier in its history than previously thought."Like the theft of a few coins from a cash register every day, the loss becomes significant over time," said Bruce Jakosky, principal