This post contains spoilers for the two-episode premiere of "Alien: Earth." "In space, no one can hear you scream," as the classic tagline goes, but in the new FX prequel series "Alien: Earth," no one ...

The first-ever discovery of an extraterrestrial radioactive isotope on Earth has scientists rethinking the origins of the elements on our planet. The tiny traces of plutonium-244 were found in ocean ...

Alien: Romulus director Fede Alvarez reveals that one controversial element of the movie has been fixed for the home release ...

Hidden within Cassiopeia A, the youngest known exploded star in our galaxy, astronomers have found surprisingly high levels of chlorine and potassium. These elements carry an odd number of protons in ...