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Curated by: Objectivity (314 videos)
Brady and Keith investigate the early days of sunglasses... As well as a mystery object donated by an Objectivity viewer! 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: Sunglasses, compensation, industrial, diseases, injury, cataracts, glass workers, Lord Rayleigh, John Strutt, William Crookes, radiometers, Nuttall & Co's Glass Works, ultra-violet, women, crystalline lens, Clare Harris, viewer donation, Crookes' anti-glare lenses,