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 ...

This video explores the nature of magnets and how they create invisible magnetic forces. It explains the origin of magnetism, how magnetic fields are formed, and the role of electrons in generating ...

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 ...

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 the first time, researchers measured the magnetic pull inside a single bacterium, turning a biological mystery into hard ...

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