Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life. The problem is not finding the star.

Researchers propose turning a future NASA moon base into a quarantine station that would screen space samples before they ever reach Earth.

Ancient legends, government cover-ups, science and future theories interweave in this quest to answer if we're alone in the universe.Ancient legends, government cover-ups, science and future theories ...

A research report argues that NASA's planned lunar base project should include a bioconfinement facility that would protect ...

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

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