Calm before solar storm?

(London Daily Mail) "Something unexpected" is happening on the Sun, NASA has warned.

This year was supposed to be the year of "solar maximum," the peak of the 11-year sunspot cycle.

But as this image reveals, solar activity is relatively low.

"A Nation Forsaken" what could happen to America's vulnerable electrical grid when the sun starts stirring again.

"Sunspot numbers are well below their values from 2011, and strong solar flares have been infrequent," the space agency says.

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