Rover Finds Mars Was Wet Enough for Life

Mars may once have been a wet place where life could flourish,according toNASA scientists who say a robot rover has found evidence that rocks on the RedPlanet“were once soaked with liquid water.” 【原译】据美国宇航局的科学家报道:火星过去可能有丰富的水资源,生物能在那里蓬勃生长。