Matter-antimatter annihilations produce about 10 billion times more energy per unit mass than chemical combustion (which ...

An unusual visitor has entered our cosmic neighborhood. Scientists call these objects interstellar objects, or ISOs. Unlike ...

Internet-famous UFO stories so wild they may just be true Alien and UFO sightings have been anomalies for decades. While the ...

When interstellar comet 3I/ATLAS was discovered by the ATLAS survey telescope in Chile on July 1, 2025, it quickly attracted ...

Our guide on the five best movies about aliens to stream on Netflix right now.

Filmmaker Ram Madhvani and former NASA engineer Nimisha Mittal recently engaged in a fun and insightful conversation on alien ...

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

There is something almost offensive about a sky so full of stars and so empty of company. That is what gives Richard ...

Using the Keck Observatory, astronomers measured the spins of dozens of giant planets and brown dwarfs orbiting distant stars ...

MIT researchers have shown that one fuel can power both chemical and electric spacecraft thrusters, potentially transforming ...

Disclosure Day spoiler-free review. Emily Blunt and Colin Firth star in Steven Spielberg's long-awaited return to the UFO ...

To assess the plausibility of alien visitors, it’s necessary to understand the obstacles that an extraterrestrial vessel would need to overcome to reach Earth ...