The underrated Voyageurs National Park is the best place to view one of the Earth's most incredible natural phenomena.

The magnetized rocks of Earth's crust and mantle, also known as the upper lithosphere, accounts for generating 6 percent of the planets magnetic field. Data from the European Space Agency's Swarm ...

Electrons play many roles in solid materials. When they are weakly bound and able to travel—i.e., mobile—they can enable ...