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Curated by: Objectivity (314 videos)
Brady and Keith are back at the Royal Society to look at a fascinating 19th Century magnetic surface model. More links below ↓↓↓ Objectivity on Patreon: https://www.patreon.com/objectivity Subscribe to Objectivity: http://bit.ly/Objectivity_Sub Films by James Hennessy and Brady Haran Royal Society website: http://bit.ly/Royal_Society The Royal Society's own YouTube channel: https://www.youtube.com/user/RoyalSociety Facebook: https://www.facebook.com/ObjectivityVideos Twitter: https://twitter.com/objectivity_vid Patron thank you page: http://www.bradyharanblog.com/objectivity-patrons Objectivity T-Shirts: https://teespring.com/stores/objectivity Some keywords: Magnetism, magnetic surface, A. D. Bache, Girard College, Philadelphia, 3-D model, plaster, Ferdinand Engel, magnetic field, time, Smithsonian, election certificate, Benjamin Brodie, Thomas Henry Huxley, George Gabriel Stokes, grandson, Benjamin Franklin,