"Disclosure Day" director Steven Spielberg opens up to USA TODAY about aliens, AI and why he'll never quit making movies.

The Pentagon on Friday released what it says are “never-before-seen files” on UFOs after President Donald Trump directed the agency to do so earlier this year.

Astrophysicist and science communicator Neil deGrasse Tyson spills on his obsession with aliens and the best and worst Hollywood depictions of them.