Check out my other channel TopTenz! https://www.yo→→Subscribe for new videos every day! https://www.youtube.com/user/TodayIFoundOut?sub_confirmation=1 Never run out of things to say at the water cooler with TodayIFoundOut! Brand new videos 7 days a week! More from TodayIFoundOut The Real Life Indiana Jones https://youtu.be/XtWimOK4ZYs?list=PLR0XuDegDqP33-NUx7wuKb-3PDj-gRKgR The Man Who was a Dwarf and Later a Giant https://youtu.be/EJuyYS94toI?list=PLR0XuDegDqP33-NUx7wuKb-3PDj-gRKgR In this video: John Dalton (1766-1844) was a distinguished scientist who is known for, among many other things, his theories about atoms, his law of partial pressures of gases and liquids (published in 1803), and being one of the first scientists to study color blindness. In fact, because of his work, for some time a common term for color blindness was “Daltonism,” and the French for “color blind” is “Daltonien.” Want the text version?: http://www.todayifoundout.com/index.php/2014/11/150-years-jar-fascinating-story-john-daltons-eyeballs/ Sources: http://vision.psychol.cam.ac.uk/jdmollon/papers/DaltonsEye.pdf http://www.biography.com/people/john-dalton-9265201#early-life-and-career http://en.wikipedia.org/wiki/John_Dalton#Colour_blindness http://www.sciencephoto.com/media/224440/view http://www.nature.com/nature/journal/v154/n3919/abs/154741a0.html http://www.intropsych.com/ch04_senses/theories_of_color_vision.html http://en.wikipedia.org/wiki/Thomas_Young_(scientist) http://www.eyepedia.co.uk/eyes-vision/eye-anatomy/internal-eye/vitreous-humour/ http://science-edu.larc.nasa.gov/EDDOCS/Wavelengths_for_Colors.html Image Credit: https://commons.wikimedia.org/wiki/File:John_Dalton_by_Charles_Turner.jpg https://commons.wikimedia.org/wiki/File:Dalton_John_desk.jpg https://commons.wikimedia.org/wiki/File:Johndaltonfrsmem00lonsrich_0012.jpg https://commons.wikimedia.org/wiki/File:Young_Thomas_Lawrence.jpg https://commons.wikimedia.org/wiki/File:Th