3,200 miles beneath Earth’s surface lies the inner core, a ball-shaped mass of mostly iron that is responsible for Earth’s magnetic field.

Researchers have developed a system to safely deliver electricity over the air, turning entire buildings into wireless charging zones.

The creation of practical, inexpensive, carbon-free power plants that could limit the effects of global climate change.

The first 3D-printed stellar nurseries are highly polished spheres about the size of a baseball, representing star-forming clouds of gas.

Researchers have developed a system to safely deliver electricity over the air, turning entire buildings into wireless charging zones.