When an electric current passes through a metal wire, a magnetic field forms around that wire (see diagram ... and generators to operate. In the Earth (see image below right), the liquid metal ...

The compass needle points in the direction of the Earth's magnetic field, or the magnetic field of a magnet. place the plotting compass near the magnet on a piece of paper mark the direction the ...

Ancient Homo sapiens may have benefited from sunscreen, tailored clothes and the use of caves during the shifting of the ...

The Earth's magnetic field quietly supports life on the planet and now, for the first time, its invisible powers have been used to create new nanoparticles and materials.

The Earth’s magnetic field quietly supports life on the planet and now, for the first time, its invisible powers have been used to create new nano particles and materials. Scientists at Flinders ...

Geophysicist Daniel Lathrop wants, among other things, to use it to predict when the Earth’s magnetic field will next reverse. Over the course of our planet’s history, the field has flipped ...