The Sun’s magnetic field is invisible to our eyes, but it quietly shapes everything from the shimmering auroras over the poles to the reliability of GPS on a jet’s navigation screen. When that ...

Add Yahoo as a preferred source to see more of our stories on Google. How does a magnetic compass work: compass. How does a magnetic compass work? Well, it’s all down to basic physics and human ...

The original version of this story appeared in Quanta Magazine. Amid the roilings of the Milky Way, immense pockets of gas coalesce into clouds where stars are born. In this process, there is a hidden ...

We know magnetism as a fundamental force of nature that plays a crucial role in both the natural world and modern technology. It governs the behavior of materials at the atomic level and is essential ...

MIT physicists have demonstrated a new form of magnetism that could one day be harnessed to build faster, denser, and less power-hungry "spintronic" memory chips. The new magnetic state is a mash-up ...

Earth’s magnetic field feels permanent, but science tells a far more fragile story. Long before modern life emerged, the invisible shield protecting the planet from solar radiation weakened to a ...

Geology The Colorado River's largest tributary flows 'uphill' for over 100 miles — and geologists may finally have an explanation for it ...