WASHINGTON — Scientists believe intriguing leopard spots on a rock sampled by the Perseverance rover on Mars last year may have potentially been made by ancient life, NASA announced Wednesday. The teamWASHINGTON — Scientists believe intriguing leopard spots on a rock sampled by the Perseverance rover on Mars last year may have potentially been made by ancient life, NASA announced Wednesday. The team
Rock discovery contains ‘clearest sign’ yet of ancient life on Mars, NASA says
