Recent scans of interstellar visitor 3I/ATLAS by the Green Bank Telescope show no radio signals, yet astronomers argue it is ...

The third known visitor from another star system, Comet 3I/ATLAS, has been racing through the Solar System with just enough ...

The central mystery posed by 3I/ATLAS is not merely about whether we are alone, but about the sheer scale of the potential ...

Take, for instance, quantum entanglement, which says that the state of one particle can be determined by examining the state ...

As the interstellar enigma 3I/ATLAS retreats into the darker reaches of the cosmos, it leaves behind a trail of unanswered ...

It might seem worlds away from the Earth we know. But can "Star Trek" teach us anything about the economics of our own ...

Brian Cox once toured as a keyboardist in major rock and pop bands. Now he’s a particle physicist on a new world tour with a ...

I/ATLAS may have moved away from Earth as it makes its way out of the solar system, but this interstellar intruder continues ...

The simulation hypothesis—the idea that our universe might be an artificial construct running on some advanced alien computer ...

NASA's alien-hunting Europa Clipper spacecraft took seven hours of ultraviolet observations of interstellar comet 3I/ATLAS while both objects zoom toward Jupiter.

The USS Enterprise was an impossible dream rendered in fiber glass. Designed for Star Trek, it looked like a creation straight out of creator Gene Roddenberry’s imagination: Twin nacelles—those long, ...

The fundamental nature of living things challenges assumptions that physicists have held for centuries.