Sagan's team created the greatest puzzle of all time, which you can only solve if your species understands the basic nature ...

The first unmistakable signal from another intelligence would rank alongside fire and writing in the story of our species, yet a growing group of researchers warns that such a moment might arrive not ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more natural source.

Director Steven Spielberg’s most-awaited sci-fi film, Disclosure Day, has finally hit the silver screens. The plot offers a thought-provoking story revolving around government secrets, ...