WHAT looks like a grisly, sun-scorched human face has been found half-buried in the sand on Mars by Nasa’s Perseverance rover.
An image taken by the rover in September shows a sandy face with a large brow bone, nostrils and a sad-sloping mouth.
NASAAlthough it may look like the remains of a decapitated head, it is actually a rock[/caption] Experts believe the face is just another hunk of sedimentary sandstone, a leftover from the planet’s water-rich pastNASA AlamyIn 1976...