The Threat of a Solar Superstorm Is Growing—And We’re Not Ready
Scientific American,
The sun is ramping up for a big year. In one sense it already had a big year, thanks to the April 8 solar eclipse.
The sun is ramping up for a big year. In one sense it already had a big year, thanks to the April 8 solar eclipse.
In the year 774 AD, an enormously powerful blast of matter and energy from space slammed into Earth.