Rivers, lakes and deltas, oh my! Mars rover probes crater's watery past

Was Mars once a land of lakes, protected by a thick atmosphere? That’s been up for debate as scientists try to determine how wet the now-parched planet once was -- and how long it stayed that way. But NASA’s Curiosity rover has uncovered evidence that Gale Crater was once filled...



via L.A. Times - Science http://ift.tt/1vCupAl