Adam Savage (Tested, MythBusters) visits the Royal Society archives. We learn about mathematically-informed sword fighting techniques - and a duelling Fellow! More links below ↓↓↓ Extra hi-res pics from this video: https://www.patreon.com/posts/adam-savage-and-75181154 Objectivity on Patreon: https://www.patreon.com/objectivity Check out Adam Savage's Tested: null Watch some more Objectivity episodes with special guests: Treasures from the Cave (feat. Adam Savage): https://www.youtube.com/watch?v=bjQcz_4jn1c Darwin's Favourite Photo (feat. Hank Green): https://www.youtube.com/watch?v=gWQRf74L968 Telescopes and Pyramids (feat. Physics Girl): https://www.youtube.com/watch?v=h5AN7xGb0Mw 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: null 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: null