Something is absorbing light on the surfaces of Pluto and Saturn’s moon Titan, and figuring out what it is could be crucial ...

Given the unique importance of a potential UFO visit, confirmation requires a high standard of evidence. Here are simple tips ...

In the exhibition, Unknown Occupant, the artist works with symbolism to explore the tension between visibility and anonymity ...

After decades of hunting, physicists still don’t know what makes up most of the universe’s matter. Now they need to cast a ...

Steven Spielberg's Disclosure Day is the latest movie to tackle the subject of first contact, but these masterpieces ...

For decades, humanity has searched the universe for signs of alien life — but some scientists warn that finding it may come with terrifying consequences. This video explores NASA’s Voyager missions, ...

Even at this early stage in our spacefaring age, humanity has already begun sending probes that will eventually reach other ...

A NASA‑linked study argues that alien probes could already be in our Solar System, but our surveys are still too crude to ...

Astronomers have catalogued more than five thousand planets orbiting distant stars, and a handful of them defy almost ...

Steven Spielberg is in his aliens exist era — but in truth, he’s been there since at least 1977. That’s when the director ...

SETI scanned 3I/Atlas for more than seven hours and detected no signs of extraterrestrial technology; The comet is only the ...

The best Steven Spielberg movies include Disclosure Day, ET, Indiana Jones, Jaws, Schindler's List, Jurassic Park, The ...