Researchers in Japan traced a hidden medieval solar storm using ancient tree rings and centuries-old sky observations. The team linked reports of eerie red auroras with spikes of carbon-14 trapped in ...

Solar flares are powerful bursts of radiation from the sun's surface, which can wreak havoc on Earth's power grids, damage ...

Last month, European regulators grounded thousands of Airbus jetliners, citing an unusual reason: solar radiation. The planes’ electronics, the manufacturer said, were vulnerable to the charged ...

Which way the wind blows in space has new importance for astronaut safety at the Moon. Using data from several NASA missions, scientists discovered that wind created by high-speed particles from the ...

One of the biggest benefits of solar power is its lack of emissions, but that doesn't mean that it can't have other ...