Earth, North Pole

As sunspots emerge on the sun's surface close to its equator, their orientations will match the old magnetic field, while ...
The aurora borealis is back and is expected to be visible in more than 10 states. See which states will have the best views.
A solar explosion called a coronal mass ejection is poised to graze Earth on Friday or Saturday (Jan. 24 or Jan. 25), ...
NASA is observing an anomaly in Earth's magnetic field: a giant region of lower magnetic intensity in the skies above the ...
The colorful northern lights may reveal themselves to a wide swath of Americans Friday night due to an impending solar storm ...
Scientists have captured faint magnetic signatures resulting from the tidal movement of seawater across the planet — and they might have to wait until 2030 to get another shot at it.