What If is a Webby Award-winning science web series that takes you on a journey through hypothetical worlds and possibilities, some in distant corners of the universe, others right here on Earth.

Typically, asteroids - like the one depicted in this artist's concept - originate from the main asteroid belt between the ...

Some space conspiracy theories just won't go away.

However, scientists believe that September 24, 2182, could be the date when there is a real risk of collision between Earth and the asteroid ... Asteroids have hit the Earth many times throughout ...

Trailer for NASA's upcoming documentary, "Planetary Defenders," which will take audiences inside the high-stakes world of asteroid hunting and ...

The existence of Scotland's legendary Loch Ness Monster has been hotly-debated for nearly a century. Now a leading scientist ...

A big asteroid, the size of the Empire State Building, called 2024 WY70 is on a collision course with Earth this weekend.

1996’s Twister is one of the best disaster films ever made, full stop. It’s fast-paced, believably scary, and rooted in ...

HOW IT ENDS: A hound dog and a fox, who are best friends as children, grow to realize they are natural enemies. However, in the end, the two reconcile their hate for one another, but still separate, ...

Earth sometimes picks up unexpected companions. One recently spotted object, about 33 feet (10 meters) long, caught astronomers’ attention in late summer as it moved close enough to become, for a ...

The model is available on the web for free and also supports real-time information through web search ... but the risk of an asteroid hitting the Earth or a pandemic also exists. But the risk of China ...