Billions of years ago, another planet smashed into Earth. An event of this epicness could have created our Moon. It also ...

How much further can Voyager 1 travel before we lose contact or it runs out of energy? This video explores its current ...

In a world easily startled by sensationalism, Tyson offers a cool, gentle voice of reason amid the unchecked fascination with alien visitation.

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.

I don’t know how likely extraterrestrial life might be. But no matter what, the truth of Christianity will stand. This is how strange our times are: Last week, two United States presidents engaged the ...