Listener Solomon emailed us to find out exactly what role cooking plays in digestion. Emma Sackville met up with Dr. Giles Yeo to break down the question. Like this podcast? Please help us by <a href="https://www.thenakedscientists.com/donate">supporting the Naked Scientists</a>

How do noise cancelling headphones work?

Each week we set out to solve one of the world's weirdest, wackiest, funniest and funkiest scientific puzzles. And along with the answer there's a brand new question to think about for next time...