All gases expand when the temperature increases, so when lightning superheats the air at just a fraction of a second, the air expands so rapidly that it compresses the air in front of it. Thunder is ...

This is a picture of a storm as it is building up over an uncultivated agricultural field and some wind turbines in the horizon. It was shot at a location in the eastern part of the Netherlands.

An MLive reader has a question about why the thunder earlier this week was so loud and lasted a long time. There are two valid reasons. Elizabeth emailed me asking, “A couple days ago the storms we ...

A bolt of lightning heats the air through which it travels practically instantaneously to about 50,000 degrees F. Such extreme heating causes explosive expansion of the air followed by rapid cooling ...

What would make a deep elongated metal vibrating sound of thunder? Twice on Monday August 29 my husband and I heard this strange sound coming from the sky that appeared to be a type of thunder and ...

AUSTIN (KXAN) – Have you ever wondered why thunder can have different sounds? A crack versus a rumble? Startlingly loud versus calmingly low? Let’s dive in … The basics: what is thunder? Electrical ...