If you hear loud sounds at the grocery store, don't be frightened! The explanation is simpler than you may have expected (and pretty common).

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 ...

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 ...

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.

Thunder is the sound produced by lightning and generally cannot be heard more than about 15 miles from the nearest point of the lightning bolt, though the upper limit of audibility can, at times, ...

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 ...