Lightning is Incredibly Hot When people think of heat, they often think of things like boiling water or a hot summer's day. However, lightning dwarfs these common perceptions of warmth. A single bolt ...

The latest video begins with a view of a pitch-black night sky before flashes ... cloud (intra-cloud lightning) or between opposite charges in the cloud and on the ground (cloud-to-ground lightning).

You've probably seen lightning flash across the sky, but do you know why and how it happens? This simple science activity ...