When Gene Roddenberry created "Star Trek" in the 1960s, he instituted several rules for starship design that are still ...

On World UFO Day, we talked to Harvard professor Avi Loeb, who has been appointed the Chair of the UAP Science Council for the White House, Pentagon, FBI and intelligence agencies. He is now leading ...

Harvard astrophysicist Avi Loeb argues 3I/ATLAS and other interstellar objects may hint at alien technology, drawing fame, ...

NASA officials said Tuesday that they are seriously considering sending the full-scale engineering model of the Perseverance ...

Nasa is attempting an unprecedented mission to rescue its ageing Neil Gehrels Swift Observatory before it re-enters Earth’s ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

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

Interplanetary travel to Mars aboard nuclear-powered spaceships may sound like science fiction – yet NASA is planning to make ...

NASA's Swift Observatory is in peril. A last minute mission to save it could make spaceflight history. Here's everything to ...

Evidence for possible life on Mars in the ancient past continues to build, thanks to a recent discovery by NASA’s ...

An instrument on the Perseverance rover has identified large, complex carbon compounds alongside unusual patterns on the ...

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