"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn when you read this story: It used to be thought that there were more volatiles ...

The Earth's magnetic field and oxygen evolved together over 540 million years, according to a major NASA study.

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Using 11 years of magnetic field measurements from the ...

Mars is not just a colder, dustier version of Earth. It is a planet soaked in high‑energy particles that batter rock, metal, electronics and human tissue alike. Measurements in deep space and at the ...

How can magnetic fields help determine the habitability of exoplanets? This is what a recent study published in Nature Astronomy hopes to address as a team of researchers from the University of ...

While we have sent probes billions of kilometres into interstellar space, humans have barely scratched the surface of our own planet, not even making it through the thin crust. Information about Earth ...

Earth’s magnetic field can linger in a weakened, unstable state for tens of thousands of years before fully flipping.

Deep beneath the ocean floor, ancient sediments hint that Earth’s magnetic field sometimes changed far more slowly than expected.