NASA's 3I/ATLAS interstellar visitor sparks debate as Harvard's Avi Loeb suggests alien origins. Discover the 'X' shaped ...

The first unmistakable signal from another intelligence may not be a cheerful greeting. A growing group of researchers is ...

The United States is stepping back from the most direct test yet of possible alien biology on Mars just as new telescopes and ...

The recent visit to our solar system by the interstellar object 3I/ATLAS has sparked speculation about whether it’s another ...

Is 3I/ATLAS an interstellar spy? Scientists investigate 13 anomalies of the solar system's new visitor, from its 'anti-tail' ...

A new image of the interstellar object 3I/ATLAS released by NASA has raised questions among astronomers and could change ...

I/ATLAS is a newly detected interstellar object that entered the solar system from outside our stellar neighborhood, ...