NASA's Perseverance finds its first possible hint of ancient Mars life

An image of a rock on Mars taken by the NASA rover Perseverance. Rocky white stripes flank a clay-colored area that is speckled with dark spots.

NASA’s Perseverance rover finds its first possible hint of ancient life on Mars

The NASA Mars rover examined a rock containing organic compounds and “leopard spots” that, on Earth, are associated with microbial life.