In this episode of the series, the team take on more scientific challenges meeting the team behind a 1000 mph car, looking at what makes stuff sticky and making homemade glues to test out on the other presenters. Commuters are puzzled with an optical illusion.
Investigating the science behind the headlines and making sense of the everyday issues that matter to us all.
The programme is co-produced with the Open University. www.bbc.co.uk/bang