Sun Storms: A Threat to National Security?; Dadaab: Inside the African Refugee Crisis

September 13, 2011

A sun storm erupts, and the resulting electromagnetic pulse hits Earth, knocking out the whole electrical grid. Electricity is gone, with no way to restore it quickly. It may sound like something out of science fiction, but NASA says the threat is very real – and the consequences could be devastating. With the sun going into a very active phase, we ask, are we ready?

And, an intimate view of a teeming refugee camp for hundreds of thousands who have fled ethnic violence and famine.

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