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

An image taken by Curiosity last month has sparked claims of a long-lost civilization on the Red Planet after some spotted a ...

A new Mars Rover image captured by NASA's Curiosity mission has reignited debate over whether unusual formations on the Red ...

The organic molecules could come from life or from ordinary chemistry — only samples returned to Earth can settle it.

In 1877, an Italian astronomer mapped faint lines on Mars and called them canali, meaning channels or grooves. But the word was mistaken for “canals,” and suddenly people believed Mars showed signs of ...

With the release of "Disclosure Day," Steven Spielberg's new film about aliens, a question as old as science fiction itself resurfaces: If aliens were to arrive on Earth, would they come to conquer us ...

Bill Maher recently fired shots at the Presidential Center opened by Barack Obama and his wife, Michelle Obama, in Chicago. The grand opening of the center took place on June 18. It was attended by ...

Researchers have looked at how particular microbes from Earth would fare in conditions like those of Mars, the moon, and the ...

NASA's Curiosity rover was built for a 2-year Mars mission. Nearly 14 years later, it is still making history in Gale Crater.