When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...
Scientists are calling for a lunar quarantine facility where samples from Mars, the Moon, and beyond would be examined before being brought to Earth. They warn that even a tiny alien microorganism ...
The curious minds at What If explore what would happen if there is alien life on Jupiter's moon Europa.
The scientist has outlined the 'potentially devastating and irreversible long-term impacts' of unknown organisms in space ...
The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new ...
A Soviet astronomer in the 1960s proposed a scale to classify hypothetical alien civilizations. Here’s why the framework is ...
A new study proposes examining Mars and other space samples on the Moon before bringing them to Earth, arguing it would ...
Researchers propose turning a future NASA moon base into a quarantine station that would screen space samples before they ever reach Earth.
The Donald Trump administration has released numerous files about reported UFO sightings as well as bizarre claims and reports about the surface of the Moon ...
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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 ...
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