The British military actively tried to obtain extraterrestrial technology in the 1990s, intelligence officers believing the ...

When people are dropped into the most dangerous of conditions – as when disaster strikes, or during exploration of another ...

Dive into the paranormal world of The X-Files with these 10 standalone episodes. From spine-chilling monsters to comedic ...

Fresh orbital images and new geological analysis have revealed eight mysterious caves on Mars that appear unusually well suited to protect traces of life. Together, these caverns, portals and ...

In a quiet corner of an ancient riverbed on Mars, a speckled rock has pushed the search for extraterrestrial life into its ...

As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...