5 Live Science Podcast - Dr Karl

Why does plaque stick to the inside of blood vessels? Do trucks get a benefit from slip streaming each other? And why the question of what makes helium create the high-pitched-voice effect is more complicated than you think.

Published on Thursday, 21st April 2016.

Available Podcasts from 5 Live Science Podcast

Subscribe to 5 Live Science Podcast

We are not the BBC, we only list available podcasts. To find out more about the programme including episodes available on BBC iPlayer, go to the 5 Live Science Podcast webpage.