
Strange ‘leopard spots’ in a Mars rock could be the strongest hint of life yet
After a year’s worth of scientific scrutiny, the ‘Sapphire Canyon’ rock sample remains the mission’s best candidate for containing signs of ancient microbial life processes. A sample collected by NASA’s Perseverance Mars rover from an ancient dry riverbed in Jezero Crater could preserve evidence of ancient microbial life. Taken from a rock named “Cheyava Falls”…