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 ...

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

Instead of searching the skies for radio signals, scientists suggest the first evidence of an extinct alien civilisation could be buried in lunar soil.

The curious minds at What If explore what would happen if there is alien life on Jupiter's moon Europa.

Alien civilizations may have left traces. We just may not have been looking in the right place.