Hidden in the Gobi Desert of Mongolia, these surreal cliffs have an alien feel. Perfectly barren and wind-carved, it’s a ...

Frozen crystals of hydrogen cyanide, a poisonous substance, may have been essential to life on Saturn’s moon Titan, ...

ABC News' Linsey Davis spoke to Cathryn Oakley, Human Rights Campaign senior director of legal policy on the Supreme Court ...

Need a reminder of what's up in the farthest frontier of 'Star Trek' before 'Starfleet Academy'? Class is now in session.

Here are the sci-fi, fantasy, horror, animated, and superhero movies we're most excited about coming out this year.

After eons underground, it was discovered by accident. Within a couple of decades, it was already under threat.