Why do we have fingerprints?
- Author
- Dr Chris Smith
- Published
- Sun 20 Sep 2009
- Episode Link
- https://www.thenakedscientists.com/podcasts/question-week/why-do-we-have-fingerprints
Just what is the point to all those ridges and furrows set into our fingers, toes, palms and soles? We do some detective work on the answer. Plus, we ask how sharks make blood when they have bones made from cartilage. Like this podcast? Please help us by supporting the Naked Scientists
