Milly Alcock shares 'Supergirl' footage at CinemaCon. She learned five alien languages and trained for an hour every da.

Over four decades, the Alien franchise has brought many different versions of the xenomorph creature to theaters.

Underrated efforts like Moon and straight-up masterpieces like Children of Men are among the sci-fi movies from the 2000s that have aged the best.

WASHINGTON, D.C., USA — Former U.S. President Barack Obama said he did not see evidence that aliens “have made contact with us,” after sending social media abuzz by saying aliens were real on a ...