Consciousness could be a fundamental part of reality, like gravity or matter, according to this controversial theory.

While imperceptible to humans, these tiny delays are significant for experiments that rely on pulsars as ultra-precise cosmic ...

On Earth, deep-sea vents may have given rise to the planet’s first life. But nothing of the sort seems to be happening at the ...

For more than a century, the idea that life might have arrived on our planet from elsewhere in the cosmos sat at the fringes ...

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 ...

A crowd-sourced search for alien intelligence called SETI@Home is in its final stages, analyzing 100 radio signals of ...

Some animals on Earth look so unusual that they appear almost alien. Their shapes, movements, and survival strategies challenge familiar ideas of what life should look like. Scientists study these ...

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

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

A rapid climate collapse during the Late Ordovician Mass Extinction devastated ocean life and reshuffled Earth’s ecosystems.

It's not quite clear what the latest Trek series wants to be: a rollicking adventure, a college coming-of-age story, or a ...