A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

A new study reveals that tiny fragments of Earth's atmosphere are transported to and absorbed by the moon via gusts of solar ...

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo ...

Rogue planets — worlds that drift through space alone without a star — largely remain a mystery to scientists. Now, ...

An international team of researchers pointed the largest single-dish radio telescope in the world at 3I/ATLAS.

Tiny bits of Earth’s atmosphere have been drifting to the moon for billions of years, guided by Earth’s magnetic field.

What was Earth like billions of years ago? How did life emerge? And how did humanity come to dominate the planet? This video ...

A giant impact on the early Earth could have brought the building blocks of RNA to our planet, which new research suggests ...

NASA has selected advanced technologies to power a future space telescope designed to image Earth-like planets and search ...

Young Earth was a blue planet covered in oceans, much like today. But the atmosphere was a lethal cocktail of gases, with no ...

During its original network run in the 1960s, Star Trek was famously saved from cancellation twice by fan letter-writing ...

Far below the ocean’s surface, where sunlight disappears and pressure reaches crushing levels, some of the planet’s strangest ...