Scientists have known for decades that many animals use the Earth's magnetic field for navigation. It's less clear how they do it. A new study suggests earthworms may be a good way to figure it out.

Graphene, which is comprised of a single layer of carbon atoms arranged in a hexagonal lattice, is a widely used material ...

Comets don't visit often — here's how to capture comet Lemmon, comet 3I/ATLAS, on your camera as they dance across our skies.