Taking the surprise out of hurricane season

Prior to the 1960's, the biggest storms on Earth could take people by surprise. Someone standing on a beach in Florida might not know if a distant bank of clouds was a routine squall or … the harbinger of a powerful hurricane.

Regional solar storm forecasts set to begin

For the first time beginning next month, forecasts of the regional effects of solar storms will help protect the power grid and communications satellites, thanks to a new tool developed by researchers at the University of ...

The mathematics of weather prediction

Dutifully processing 2.8 quadrillion mathematical calculations per second around the clock, these computers — each about the size of a school bus — are the nucleus of weather and climate forecasting in the United States ...

Image: NASA's SDO captures mid-level solar flare

The sun emitted a mid-level solar flare, peaking at 8:29 pm EDT on April 17, 2016. NASA's Solar Dynamics Observatory, which watches the sun constantly, captured an image of the event. Solar flares are powerful bursts of radiation. ...

NASA helps power grids weather geomagnetic storms

On March 9, 1989, a huge cloud of solar material exploded from the sun, twisting toward Earth. When this cloud of magnetized solar material - called a coronal mass ejection, or CME - reached our planet, it set off a chain ...

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