NASA boss admits agency has captured images of UFOs saying 'we don't know what it is'

Although he says there's no evidence of alien life, Isaacman believes we could discover it within our lifetime ...

It's disturbingly easy to trick AI into seeing aliens, say researchers

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

We Could Seed Alien Life Elsewhere in the Universe—But We’ll Never Undo the Devastating Consequences

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

We Could Seed Alien Life Elsewhere in the Universe—But We’ll Never Undo the Devastating Consequences, Scientists Caution

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

Baseline tool could separate alien life signals from geology on ocean worlds

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...