Rhod and Dr Karl answer all your science questions, from how ABS braking systems work, to whether or not the Thylacine - the Tasmanian Tiger - really existed.
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.