A solar storm is projected to impact Earth this Saturday, potentially bringing with it a dazzling celestial light show – and a few crucial questions about our increasingly connected world. While the ...

On the evening of Aug. 28, 1859, a telegraph in New York took on a life of its own. As its operator J. C. Crosson fought to transmit messages, the current fluctuated wildly. The battery powering ...

This historically large sunspot, now 15 times wider than Earth, rivals the one linked to the colossal solar storm of 1859.

A succession of powerful solar eruptions in early May last year triggered the most powerful solar storm to hit Earth in 20 ...

Two massive solar storms appearing four days apart in the late summer of 1859 gave “the week the sun touched the earth” its name. The first one reached here Aug. 28, and the second one Sept. 1.

The solar storm of 1859 — which ice core samples from Antarctica proved was twice as big as any other solar storm in the last 500 years — is now known as the Carrington Event in his honor.

In fact, the biggest solar storm on record happened in 1859, during a solar maximum about the same size as the one we're entering, according to NASA.

The largest recorded solar storm in history, the Carrington event of 1859, may have been even rarer and more extreme than we thought, according to rediscovered magnetic data gathered at the time.

The most intense solar storm on record, the Carrington Event, occurred in 1859 ... Solar storm has potential to disrupt satellites, power grid. Don't expect anything like that this time around.

Stronger solar storms have happened, and one caused havoc with one of the earliest electronic technologies. On Sept. 1 and 2, 1859, telegraph systems around the world failed catastrophically.