Harvard astrophysicist Avi Loeb has floated the provocative idea that humans might themselves be alien‑made 'autonomous probes,' built through advanced synthetic biology rather than evolving entirely ...

In 1988, the Soviet Union launched two of its most ambitious spacecraft ever built not toward Mars itself, but toward one of ...

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

In the 1982 blockbuster, E.T. the Extra-Terrestrial, E.T. is lured out of hiding using a trail of Reese's Pieces. But what ...

When the U.S. was born, humanity was still seven years away from balloon-borne flight. Where might we be another 250 years ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

Even at this early stage in our spacefaring age, humanity has already begun sending probes that will eventually reach other solar systems, even if that was not their original intention. Five robotic ...

In July 2025, astronomers detected a mysterious object entering the solar system from interstellar space. Since then, the discovery has sparked widespread interest, fueling debate over its origins and ...

Experts suspect this space rock is a piece of the lunar surface torn off by a meteor impact, so it could be a time capsule ...

12 years is a long wait to play the sequel to one of your favourite games of all time. During that decade-plus stretch, I’ve re-played the original Alien: Isolation multiple times, analysed its ...

Alien probes could already be hiding somewhere in our Solar System – and our current surveys are nowhere near good enough to rule them out, according to a NASA‑linked study presented this month by ...