Explore one of the most fascinating aspects of Christopher Nolan's iconic film Interstellar: time dilation. As astronauts ...

Counting down the 50 must-see science fiction films from across the last 25 years.

To tackle this question at a Ph.D. level, you'd need to explore various theories of consciousness, from dualism to ...

The long-serving space telescope saw the third interloper to enter the solar system from beyond its limits late on Monday morning (July 21).

Interstellar Meteors Hit Earth All the Time but Still Elude Astronomers Astronomers think small space rocks from beyond our solar system routinely strike Earth—but proving it isn’t easy ...

Astronomers think small space rocks from beyond our solar system routinely strike Earth—but proving it isn’t easy ...

The interstellar interloper is zipping through our solar system at ludicrous speeds, clocking in at 37 miles (60 kilometers) per second.

"The consequences, should the hypothesis turn out to be correct, could potentially be dire for humanity," said Avi Loeb.

Harvard astrophysicist Avi Loeb suggested in a new paper that the object — only the third interstellar object ever detected — could be an intelligently directed alien craft observing Earth ...

A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar to claims made about 'Oumuamua. But experts have called it "nonsense".