The sun may produce extremely powerful bursts of radiation more frequently than we thought. Such “superflares” seem to happen as often as once a century, according to a survey of sun-like stars, and ...

The last in a series of three coronal mass ejections hit Earth on Wednesday, so experts are keeping an eye on geomagnetic ...

A recent period of strong solar flares is expected to gradually decline over the coming weeks and months, scientists say, along with the potential for brief communication blackouts as the sun's solar ...