Lightning is a familiar sight in stormy skies, but a new report has revealed just how far some bolts can travel — in one case, more than 500 miles. That astonishing bolt sparked to life in eastern ...

Inside a thundercloud, electric charge builds up as ice particles, water droplets, and air move violently. These motions create powerful electric fields, far stronger than anything found near the ...

Armed with a slew of new instruments, physicists are closing in on one of nature’s oldest mysteries — and finding that storm ...