How does a magnetic compass work? Well, it’s all down to basic physics and human ingenuity. The key component of a standard baseplate compass is its magnetized needle, which is allowed to spin freely ...

Magnets can attract or repel without even touching, but how does that happen? This video explains how magnetic fields work and why magnets are found in so many everyday objects. A simple and visual ...

Magnets can pull things together or push them apart, but what causes that? This video explains how magnetic fields work and ...

Scientists are learning more about how common magnetic fields are around planets and moons. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

For desert ants, Earth’s magnetic field isn’t just a compass: It may also sculpt their brains. Stepping outside their nest for the first time, young ants need to learn how to forage. The ants train ...

Deep inside the Milky Way, an invisible force is quietly holding everything together — its magnetic field. Now, researchers have created one of the most detailed maps ever of this hidden structure, ...

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

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

Tiny highly uniform magnetic fields are known to pervade the universe, influencing various cosmological processes. To date, ...