Primarily, the compass was used for geomancy for a long time before it was used for navigation Ancient Chinese alchemists realized that the magnetite ore would point towards a magnetic north. Their ...

How does a compass work in space? From the moon to Venus, here’s how a compass would work beyond Earth’s magnetic field.

A perfectly preserved ancient tree fossil offered scientists ... Beyond helping us simply navigate around the world with a compass, the Earth’s magnetic field is fundamental to the existence ...