As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...

Harvard scientist Avi Loeb presents chilling theories that interstellar object 3I/ATLAS is alien technology, citing anomalies ...

While most planets that we are familiar with stick relatively close to their host star in a predictable orbit, some planets ...

Harvard Professor Avi Loeb suggests the interstellar object 3I/ATLAS could be an alien probe. Explore the 'anti-tail' mystery ...

Several viewers expressed bewilderment at the critics' lukewarm reception. One wrote: "No idea why there's low ratings... all ...

Until now, scientists believed that Mars’ skylights – pits in the surface of mars – were formed by volcanic activity. But ...

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

Scientists discover 26 new bacterial species in NASA cleanrooms, revealing surprisingly resilient microbes with potential ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

The past year won't be remembered as one that marked a record of important space missions, but one when the foundations for ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

Breakthrough Listen searched for technosignatures from interstellar comet 3I/ATLAS but found no unusual signals or behavior ...