From the first photographer star to the discovery of alien worlds, these night sky targets mark some of astronomy's greatest ...

Donald Trump issued an order in February instructing the Pentagon to declassify all records relating to UFOs and ...

At least 10 people connected to confidential nuclear and aerospace research, including projects on UFOs and aliens, have ...

Dive into 25 cosmic mysteries science can't explain, from dark matter to dark energy. Explore the universe's most baffling ...

A new teaser for Steven Spielberg's highly anticipated sci-fi return has officially revealed the movie's elusive alien threat ...