Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

Take a drive to the CIA’s Area 51 – a route with more UFO sightings and unexplained mysteries than anywhere else on Earth ...

When the U.S. was born, humanity was still seven years away from balloon-borne flight. Where might we be another 250 years from now, should the nation be fortunate enough to survive that long?

It’s US Independence Day tomorrow – and this year’s celebrations are going to be even bigger than usual. But how much do you ...

There are a lot of core activities in the 'single-player' portion, and we're here to help you master all of them.

Lower Lewis River Falls near Cougar, Washington is exactly that kind of place, where the water cascades into a pool so ...

A spacecraft was sent into orbit on Friday to rescue the Swift Observatory in a daring first-of-its-kind endeavour.