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

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

Breakthrough Listen will scan the the skies with the aid of the MeerKAT Telescope. They are targeting a million nearby stars.

The universe contains billions upon billions of stars, countless planets and seemingly endless opportunities for life to ...

Beneath the icy silence of Antarctica's famous Dry Valleys lies a world so unusual that it often resembles another planet.

A published report says a U.S. fighter pilot whose aircraft was downed in Iran earlier this year shared a startling account ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...

Researchers have looked at how particular microbes from Earth would fare in conditions like those of Mars, the moon, and the ...

Two scientists want NASA to build a quarantine lab for alien germs on the Moon, rather than on Earth. The pair, ...

As demand for disclosure on nonhuman intelligence accelerated, Steven Spielberg was inspired to explore cover-ups regarding ...

A biologist specializing in invasive species has partnered with a former Pentagon strategist in pushing NASA to construct a ...

A provocative study suggests that Jupiter’s frozen moon Europa may not only be hospitable, but that life from Earth could be ...