#Coronal mass ejection

Author: Carolyn Gramling / Source: Science News One of the strongest solar storms ever to hurtle toward Earth blasted the planet in 660 B.C., researchers say, based on traces of the storm preserved in both ice cores and tree rings. The study was published online March 11 in Proceedings of the

A rare blackout exercise and mass evacuation drill took place in North Korea last week according to NK News, citing "multiple sources." The wartime preparations were not visible in Pyongyang, but were seen in “secondary, tertiary cities and towns” on the eastern coast of the country. NK News and

According to The National Association for Amateur Radio (ARRL), elements of the US Department of Defense (DOD) will simulate a  “communications interoperability” training exercise across the United States on November 04-06. The announcement released on October 24 has not been widely distributed to

Around 12:06 p.m EDT on Sept 10, 2017, NASA’s Solar Dynamics Observatory captured an image of the sun unleashing a massive solar flare from a recently active region. Solar flares are powerful bursts of radiation. Harmful radiation from a flare cannot pass through Earth's atmosphere to physically