In the news pod, how electrically conductive stitches can speed up wound healing. Scientists find the DNA of human victims embedded in the teeth of two African lions shot in the 1800's. And the Nobel Prizes explained: who's won what, and what for? Like this podcast? Please help us by <a href="https://www.thenakedscientists.com/donate">supporting the Naked Scientists</a>

Is a vegan diet a healthy one?

The Naked Scientists flagship science show brings you a lighthearted look at the latest scientific breakthroughs, interviews with the world's top scientists, answers to your science questions and science experiments to try at home.