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‘Nuclear threat’ to power grids
Scientists have warned that Iran and North Korea could produce a weapon capable of paralysing Western electricity grids for months or years.
Scientists have warned that Iran and North Korea could produce a weapon capable of paralysing Western electricity grids for months or years.
At 11:18 AM on the cloudless morning of Thursday, September 1, 1859, 33-year-old Richard Carrington—widely acknowledged to be one of England’s foremost solar astronomers—was in his well-appointed private observatory. Just as usual on every sunny day, his telescope was projecting an 11-inch-wide image of the sun on a screen, and Carrington skillfully drew the sunspots he saw.