Earth’s magnetic field nearly collapsed long ago. What saved it explains why life survived and why the planet remains ...

Magnets in the toy, pip-Cubes, can fall out of the blocks and be swallowed by children, causing injury or death, federal regulators warned. By Rylee Kirk More than 9,000 units of Crayola toy blocks ...

All celestial bodies—planets, suns, even entire galaxies—produce magnetic fields, affecting such cosmic processes as the ...