Researchers propose turning a future NASA moon base into a quarantine station that would screen space samples before they ever reach Earth.
Beneath the icy silence of Antarctica's famous Dry Valleys lies a world so unusual that it often resembles another planet.
The interstellar comet emitted methane, a potential biosignature, as it passed the sun, physicist Avi Loeb says.
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, ...
A biologist specializing in invasive species has partnered with a former Pentagon strategist in pushing NASA to construct a ...
For decades, the question of whether life exists beyond Earth has been the domain of science fiction writers and late-night ...
A provocative study suggests that Jupiter’s frozen moon Europa may not only be hospitable, but that life from Earth could be ...
If aliens ever do reach our planet, they might not come to steal things, conquer us or reveal cosmic secrets. Perhaps they ...
Every second, hypervelocity collisions may be blasting tiny flecks of Earth into space. Some of those grains, small enough to ...
Steven Spielberg remains one of Hollywood’s most respected and renowned filmmakers. The humble director, producer and screenwriter has recently released his latest science-fiction film, Disclosure Day ...
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