NASA astronaut Don Pettit and two cosmonaut colleagues will return to Earth this evening (April 19), and you can watch their homecoming live.

The exoplanet K2-18b could harbor a massive ocean, but scientists will need to study the planet more to see if it’s really ...

ROME (CNS) -- Today's "builders of Babel" are constructing a hell on earth, rejecting everyone they decide are "losers," Pope ...

The brand-new TV adaptation continues the spellbinding story of royal power broker Thomas Cromwell (Mark Rylance) during the cruel and capricious reign of Henry VIII (Damian Lewis) and is based on ...

A new Alien: Earth trailer has emerged online ... and setting the ship’s impact point as Earth. We then see six soldiers make their way towards something, presumably the crashed ship.

April’s planetary parade has fewer planets. Only four will line up: Venus, Saturn, Mercury and Neptune. April's parade of ...

Residents of New York could have the opportunity to see the dazzling northern lights this week, if the weather cooperates. Here's what to know.

The Trump administration is carrying out investigations of semiconductor and pharmaceutical imports on national security grounds.