Mark Miodownik recently appeared in The Times’ inaugural list of the 100 most influential scientists in the UK. He is Professor of Materials and Society at UCL and presenter of several BBC television documentaries, including How it Works and The Genius of Invention, as well as appearing as scientist-in-residence on Dara O Briain’s Science Club. In 2010, he gave the Royal Institution Christmas Lectures. He is Director of the UCL Institute of Making which is home to a materials library containing some of the most wondrous matter on earth, and has collaborated to make interactive events with many museums, such as Tate Modern, the Hayward Gallery and Wellcome Collection.
Peanut butter’s thick, sticky spread is not a solid, but a liquid. Explore the many curious properties of fluid materials that can be tricky to grasp.