The universe operates on just four fundamental forces, not counting the one in Star Wars. The strongest force is subatomic so we never even notice it. Same story for the third strongest force. Gravity ...

We all know that thunderstorms can unleash incredible bursts of electricity in the form of lightning, but you may not have known that thunderstorms also generate invisible bursts of gamma radiation ...

"Dark lightning" sounds like something out of a fantasy novel, but it's very real. These invisible bolts of energy are the most powerful type of lightning on Earth. Recent research on dark lightning ...

The dance of electrical charges high above us is more complex than most people realize. While we typically think of lightning as bright bolts striking the ground, the vast majority of lightning ...