Mineral Clues on Mars Stir Life-Search Debate
Perseverance finds nickel compounds in Martian rocks that resemble Earth’s organic chemistry, but researchers say geology may still beat biology.
Perseverance finds nickel compounds in Martian rocks that resemble Earth’s organic chemistry, but researchers say geology may still beat biology.
NASA’s Perseverance rover has made an intriguing discovery on Mars: green spots in Martian rock that suggest the planet once interacted with liquid water.