A striking optical illusion resembling a floating city or alien spacecraft was captured on camera above the countryside in ...

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

Jordan Flowers claims Russia and China may be reverse-engineering alien technology, raising national security concerns.

Artificial intelligence (AI) is continuing to have a disruptive impact on ever more parts of humanity. But what does it mean in the long run? A new paper, available as a preprint on arXiv from ...

In July 2025, astronomers detected 3I/ATLAS, a rare interstellar comet, prompting SETI researchers to scan it for alien ...

Scientists have identified interstellar comet 3I/ATLAS as the oldest known object to pass through the solar system, dating ...

A new ultra-black coating, thinner than anything previously tested in this role, may finally change that. The coating was ...

The Pentagon released over a hundred newly declassified files related to UFOs (now officially referred to as Unidentified ...

Astronomers believe the object, dubbed 'Oumuamua, came from the general direction of the Lyra constellation ...

A new time-lapse captures mycorrhiza in motion at a sub-cellular level for the first time. Dr Jennifer McGaley explains how ...

In July 2025, astronomers spotted something remarkable passing through our Solar System, an object that had not come from ...

A Falcon 9 rocket topped with the 15,400-pound (7,000 kilograms) SXM-11 spacecraft is scheduled to lift off from Cape ...