The Earth's magnetic field is essential to life as we know it. But it’s something we can never see – or hear, until now. In a recent study released on Oct. 10 by the European Space Agency, researchers ...

A new video shows how Earth's magnetic field weakened and warped before temporarily flipping during a recent "polar reversal event." When you purchase through links on our site, we may earn an ...

Every new generation of eyes sees a new version of our galaxy, the Milky Way. This Impressionistic swirl of color represents the churning magnetic fields in giant dust clouds near the center of the ...