From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

For more than a century, popular culture has trained us to picture extraterrestrials as bug-eyed, bipedal “little green men” ...

The villain is the character that the people remember,” said actor Udo Kier, an icon of world cinema who’s carved out his own ...

An alien comet, a Martian volcano, a man’s fall from the sun and a groundbreaking telescope’s first images: Here are the most ...