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 ...

All celestial bodies—planets, suns, even entire galaxies—produce magnetic fields, affecting such cosmic processes as the solar wind, high-energy particle transport, and galaxy formation. Small-scale ...

Last week, Antoinette Riley (C8) had a question about what to do with 133 perfectly good but unwanted fridge magnets. As always, Col8ers leapt in with advice. “If your correspondent means those fridge ...

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

Atomic scale copper rich layers inside rare earth magnets suppress demagnetization, improving strength, stability, and efficiency in motors and generators. (Nanowerk News) Rare-earth magnets are ...

Picture yourself standing at the Geographic North Pole with a compass in your hand. You'd expect that trusty needle to point straight down, right into the ground. Turns out that's completely wrong.

Earth’s magnetic north pole has continued its long-term drift toward Siberia, officially crossing into the Russian hemisphere in 2025, according to updated geophysical models. Although the shift ...