At the end of a lecture on astronomy, describing how the planets orbit the Sun, a little old lady at the back of the room stood up and said: "What you've told us is all rubbish. The world is really a ...
Smithsonian Magazine on MSN
How Prepared Are We for a Rare and Powerful Solar Event?
With advance warning, however, steps can be taken to reduce the risks. If an electrical grid is running near capacity, for ...
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