Earth's magnetic field plays a key role in protecting life on our planet. Yet its origin and evolution remain subjects of ...

A Harvard astronomer is suggesting that an interstellar object nearing Earth could be an engineered object — rather than a ...

Water is fundamental to life on Earth, yet the origins of this vital resource remain a scientific puzzle. Researchers have long debated whether comets, asteroids, or both were the main ...

Since the beginning of Earth's history, tiny particles of rock and metal from space have been hitting our planet. On clear ...

(CNN) — Researchers say they have uncovered evidence that early Earth was home to more hydrogen than previously thought, calling into question widely held beliefs about the origins of water and the ...

A new study suggests that the temporary Earth-orbiting asteroid 2024 PT5 may have a "lunar origin." (This image is an artist's interpretation of a generic minimoon.) (Image credit: Getty Images) ...

Scientists break down the reasons why days are getting shorter—and the mystery they're still trying to solve about Earth's ...

Zotov predicts Earth’s rotation may soon decelerate once again. If he’s right, this sudden speeding-up could prove to be just ...

International astronomers have for the first time witnessed the birth of a planetary system beyond Earth's sun that could one ...