The snow crunch

I was walking in snowy Manchester yesterday and was astonished by how loud the crunching underfoot was. The snow has been on the ground for a couple of days, and the compacted snow on the pavements seems to have reached the optimal consistency for making loud crunching sounds. Why does snow make a crunching sound… Continue reading The snow crunch

Fingernails and blackboards

Why is the sound of fingernails dragging down a chalk board so horrible? This question just won’t go away. Ever since I ran an experiment into the worst sound in the World (www.sound101.org), a lack of a good answer has been bothering me. I’ve been doing some science shows for sixth formers in London recently,… Continue reading Fingernails and blackboards