We pay a long overdue to visit to James Clewett, who is now working with powerful magnets. More James videos at: http://bit.ly/JamesClewett Travel and production costs for this video were supported by an Innovate UK Knowledge Transfer Partnership between Exeter University and Hirst Magnetic Instruments. Innovate UK Knowledge Transfer Partnerships: http://ktp.innovateuk.org/ Hirst Magnetic Instruments: https://www.hirst-magnetics.com/ University of Exeter: https://www.exeter.ac.uk/ Filmed and edited by James Hennessy. Part of a video series by Brady Haran.