Every 100 years or so, our Sun gives off a great big belch that sends an intense wave of charged particles towards Earth. This wasn’t a problem in the past, but our high-tech civilization is now disturbingly vulnerable to these solar storms. A new study quantifies the economic risks posed by these extreme solar…
Source: Gizmodo – An Earth-Sized Space Shield to Protect Us From Solar Storms Is Less Crazy Than It Sounds