Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.

The heaviest sci-fi books of all time include classics like Brave New World and Nineteen Eighty-Four alongside newer novels ...

It’s impossible to separate UFO legends and lore from the Cold War, which led to a culture of secrecy in the military and public paranoia that the truth was being concealed. According to the ...

The X-Men broke out in the 1980s and became Marvel's most popular superhero book, and here are the best villains they fought.

The question of whether humanity is alone in the universe has fascinated scientists for generations, but few have pursued an ...

Flash Gordon #18 finds our heroes caught between trigger-happy humans and well-armed Mortifacts. Can diplomacy win, or will ...

A UFO whistleblower pointed to a declassified intelligence assessment that he said contains evidence of a decades-long government effort to conceal the truth. Air Force veteran David Grusch stood on ...

The 1990s weren’t that long ago, but they can feel like an entirely different civilization to people who grew up with ...

Alien first-contact stories are a classic of science fiction, and they’re all the more fascinating because they can feel like predictions of a possible future. This is the book that made me fall in ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to ...

The latest batch of files includes videos showing artistic recreations of sightings of unexplained orbs. The witnesses in the sightings are described as “highly credible” and include federal law ...