Ancient Life Could Have Existed on Mars, NASA Rover Finds
NASA’s Curiosity, the latest rover to explore the Red Planet, discovered sulfur, nitrogen, hydrogen, oxygen, phosphorus and carbon near an ancient stream bed in Gale Crater on the Red Planet last month. Scientists say these chemicals are some of the key ingredients to support life on a planet and provide evidence that Mars could have once supported living microbes.
Curiosity has been roaming through the Gale Crater, a section of Mars NASA has recently been studying with other rovers to