Brady and Keith investigate how an experiment to prove the Earth's curvature led to years of death threats and libel for the scientist involved. More links below ↓↓↓ Extra material for patrons: https://www.patreon.com/posts/92158382 Objectivity on Patreon: https://www.patreon.com/ objectivity Subscribe to Objectivity: http://bit.ly/Objectivity_Sub Filmed at the Royal Society Royal Society website: http://bit.ly/Royal_Society Films by James Hennessy and Brady Haran In 1870 Alfred Russel Wallace FRS proved to John Hampden that the Earth has curvature, by undertaking the Bedford Levels experiment. Hampden refused to acknowledge the results, and spent much of the next decade defaming and threatening Mr Wallace and his family. 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