Worth Reading: Data centers weather solar storms Geomagnetic storms occur when solar storms interact with the Earth’s atmosphere and magnetic field, risking disruption to satellites, radio communications and the power grid. The strongest predicted storm earned the agency’s rating of G3 (“strong”) on a five-level classification system of geomagnetic activity — intense enough to require voltage corrections on the grid in some regions. Related ← Worth Reading: The Fallout From the First Trial of a Corporate Executive for ‘Covering Up’ a Data BreachWorth Reading: Broadcom CEO outlines what combined Broadcom and VMware might look like →