Investigating an area of interesting light rock seen from orbit, Curiosity found some particularly weird-looking structures.

Before anyone started calling sci-fi “prestige” or “elevated,” there was The Outer Limits — just grainy film stock, a hum in ...

Nevada has been hiding something from most of its 40 million annual visitors, and it has nothing to do with Las Vegas. Pack ...

Scientists are calling for a lunar quarantine facility where samples from Mars, the Moon, and beyond would be examined before being brought to Earth. They warn that even a tiny alien microorganism ...