Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life. The problem is not finding the star.

Once small enough, these technograins might gain a trip out of its host solar system by a solar wind that overcomes the ...

On May 22, 2026, the Pentagon released a second batch of previously classified photos and videos showing what appear to be ...

Our search for technosignatures—clear signs of advanced civilizations beyond Earth—takes many forms. Many are driven by the famous Drake equation, which attempts to estimate how many technological ...

The Donald Trump administration has released numerous files about reported UFO sightings as well as bizarre claims and reports about the surface of the Moon ...

Previous landmark scientific discoveries like the Higgs boson provide a better template for what it will take to confirm whether aliens have made contact with Earth.

For roughly the first three decades of his career, Spielberg tended to take a fairly sanguine view of aliens, refusing to succumb to the disaster-movie framework of aliens attacking terrified ...

I did not review Supergirl, because it is Den of Geek policy that if you travel for a project at the studio’s request—say, for example, a set visit—you might not be impartial. I think it’s a smart ...

You never saw them coming. From sci-fi head-scratchers to heartbreaking betrayals, these are the most jaw-dropping TV plot ...

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

What specifically will this look like? Amodei predicts that, over the next five to ten years, AI will achieve, among other ...

A swarm of 3,000 drones will light up the city’s night sky on Saturday, putting up a synchronised show on the banks of the ...