Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Thunderstorms certainly treat surface-dwellers to light shows, but ...

Artist's rendering of blue jet lightning blasting from a storm cloud ... erupts from the top of the clouds in a column of blue light firing toward space. These colorful flashes are called blue ...

Scientists have finally gotten a clear view of the spark that sets off an exotic type of lightning ... and light-sensing instruments called photometers on the space station observed the blue ...