Artificial intelligence is going to make it easier to spot whether a bird, a plane or an otherworldly creature is in the sky, ...

In 2017 astronomers detected an unusual object entering our Solar System from interstellar space. Named ‘Oumuamua, it ...

UFO whistleblower Eric W. Davis claims the US secretly recovered non-human craft and bodies in a classified crash retrieval programme, raising questions about government disclosure.

Recent testimony and whistleblower claims have reignited debate about unidentified flying objects and the possibility of recovered non-human technology. Military officials and former intelligence ...

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

Retired U.S. Air Force Major General William Neil McCasland was last seen on February 27 in Albuquerque, New Mexico.

Declassifying decades of unidentified aerial phenomenon records is turning out to be far slower and more complicated than a ...

Many people who don’t believe one conspiracy theory about that station—known as the High-frequency Active Auroral Research ...

A UFO row erupts as US congressman claims an intelligence insider warned he could be killed for probing alien secrets, sparking renewed public debate.

Earthlings, brace yourselves: the galaxy may be emptier than your last Tinder date. According to a new study, any alien ...

Stellar plasma can smear alien radio signals before they escape their star system, making them harder for astronomers to detect.

Beyond that, in the decades to come, we might be able to see the colours of an exoplanet’s surface, and determine if plant life might be present there. And then we can search for changes in a planet’s ...