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

Earth’s magnetic field is often described as a steady shield, but the geological record tells a more restless story. Polarity ...

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

Earth's magnetic field is generated by the churn of its liquid nickel-iron outer core, but it is not a constant feature. Every so often, the magnetic north and south poles swap places in what are ...

Add Yahoo as a preferred source to see more of our stories on Google. Over 11 years of satellite data reveal that Earth’s magnetic field is reshaping. (CREDIT: Shutterstock) More than a decade of ...

NOAA scientists have spent decades tracking how magnetic north wanders, but recent modeling shows a pole moving in ways ...

SHERBROOKE, Canada (September 21, 2023) – SBQuantum, the first company developing diamond quantum magnetometers capable of providing vector measurements of both the amplitude and the orientation of ...

For a few brief nights each year, you get a rare chance to watch a monster blink. The Event Horizon Telescope collaboration ...

It's well established that the universe is expanding, but there's serious disagreement among scientists over how fast it's happening.

More than a decade of satellite monitoring has mapped Earth’s magnetic field as it subtly altered between 2014 and 2025 — and what scientists have learned is remarkable. The South Atlantic Anomaly, a ...