Our search for extraterrestrial life has turned up empty, perhaps because technologically advanced civilizations are doomed ...

A new psychedelic retreat calling itself a “SETI for the mind” aims to establish two-way communication with the nonhuman entities people encounter while tripping on DMT.

Could alien signals have already reached Earth undetected? - If advanced alien civilisations exist and have contacted Earth, they are more likely rare, scientists say ...

For more than six decades, astronomers have listened for possible signals from extraterrestrial civilisations, with no confirmed detection to date. A .

Documents might help scientists shed light on unexplained phenomena and government secrets, experts said.

Thousands of alien species could invade the Arctic, warns a new study. Warmer temperatures and more tourists make it easier for non-native plants and animals to get a foothold in far northerly ...

On Thursday the U.S. president ordered the release of federal files related to UFOs and aliens, although no evidence of extraterrestrials visiting Earth is known to exist ...

Human activity brings with it alien species and creates excellent conditions that allow them to become established in an otherwise barren Arctic landscape. (Kristine Bakke Westergaard, NTNU via SWNS) ...

Beyond that, in the decades to come, we might be able to see the colours of an exoplanet’s surface, and determine if plant life might be present there. And then we can search for changes in a planet’s ...