When astronomers announced Kepler-452b, they were not just adding another distant world to a growing catalog. They were ...

Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a ...

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien ...

Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory ...

The observatory will combine tech from NASA's most powerful space telescopes.

Since it first premiered in 1993, the "Power Rangers" series has introduced hugely powerful characters both evil and good. Here's how they rank.

In "Sentimental Value" and "Predator: Badlands," Fanning showed off a singular, dynamic range few others could ...

Exceptionally preserved fossils from the Ediacaran period challenge what scientists thought was possible in sandstone. In the fossil record, creatures without hard shells or skeletons, such as ...

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A new study published as a pre-peer-reviewed paper on arXiv and accepted for publication in Astronomy & Astrophysics suggests ...

Astronauts of the future may be radically different from the rest of us in physiology and psychology. So, to what extent ...