Recently released FBI documents from 1955 detailed claims that aliens sent messages to members of one of the oldest UFO ...

Decades of conspiracies have floated around the internet, putting the US government at the centre of a huge cover up ...

Scientists say amino acids produced by life are distributed differently and more diversely than amino acids produced by ...

For over six decades, the Search for Extraterrestrial Intelligence (SETI) has been tirelessly scanning the cosmos for signs of alien life. Despite its extensive efforts, the universe remains eerily ...

Radio silence has long puzzled those searching for extraterrestrial intelligence, but the answer might lie much closer to the source of potential signals than previously thought. Conditions around ...

Bring up aliens and a lot of people will scoff. But not everyone is laughing. Around the turn of the century, 3.8 million people banded together in a real-time search for aliens — with screensavers.

One day, probably far off in the very distant future, if astronomers are correct in their assumptions about the vastness of space, Earth will be visited by intelligent beings from another planet.

In a world easily startled by sensationalism, Tyson offers a cool, gentle voice of reason amid the unchecked fascination with ...