An aurora borealis may be beautiful, but can there be too much of a good thing? A new study published in the journal Space Weather analyzed the frequency of the solar storms that cause auroras and found that there's a one in eight chance that by 2020 the Earth will be affected by a major solar flare.
The risk is far greater than previously thought.
"Even if it’s off by a factor of two, that’s a much larger number than I thought,” study author Pete Riley, senior scientist at Predictive Science, a space "weather" research firm in San Diego, told Wired.
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