The "Geometry" of Colours

Video Description

What are colours? Do they form a particular geometry? Can we build this geometry from our perceptions? All the answers in 20 minutes! 0:00 - Introduction 1:07 - What is a colour? 2:03 - Newton's disc 6:02 - The XYZ space 8:49 - Screens and vision 12:09 - Psychological approach 17:07 - Conclusion Link to the game mentioned at 13:00: http://colors2.alessandroroussel.com/ _________________________________________________ This video is narrated by Octave Masson. For more videos, subscribe to the YouTube channel : https://www.youtube.com/ScienceClicEN And if you liked this video, you can share it on social networks ! To support me on Patreon : http://www.patreon.com/ScienceClic or on Tipeee : http://tipeee.com/ScienceClic Facebook page : http://facebook.com/ScienceClic Instagram : http://instagram.com/ScienceClic Alessandro Roussel, For more info: http://www.alessandroroussel.com/en _________________________________________________ ScienceClic Français : http://youtube.com/ScienceClic ScienceClic Español : http://youtube.com/ScienceClicES _________________________________________________ Sources and bibliography: https://www.researchgate.net/publication/367216474_Helmholtz_and_the_geometry_of_color_space_gestation_and_development_of_Helmholtz's_line_element https://www.researchgate.net/publication/377372066_Helmholtz_Schrodinger_and_the_First_Non-Euclidean_Model_of_Perceptual_Color_Space https://link.springer.com/content/pdf/10.1007/s00407-023-00317-x.pdf https://www.gutenberg.org/files/33504/33504-h/33504-h.htm http://www.gutenberg-e.org/lowengard/A_Chap03.html https://royalsocietypublishing.org/doi/epdf/10.1098/rstl.1802.0004 https://pubmed.ncbi.nlm.nih.gov/17026602/ https://www.eizo.com.cn/global/library/EIZO_DCH_APPENDIXA.pdf https://www.jcgt.org/published/0014/01/01/paper.pdf http://www.color-theory-phenomena.nl/08.00.html https://rmit.pressbooks.pub/colourtheory1/chapter/modern-era-c-1850-to-1980/ https://pteromys.melonisland.net/munsell/ https://www.webexhibits.org/colorart/ganglion.html https://www.icst.pku.edu.cn/mipl/docs/F8A22B42-BDB9-137E-C51F5F9B422FE985_49512.pdf https://www.pnas.org/doi/full/10.1073/pnas.2119753119 https://www.science.org/doi/10.1126/sciadv.adu1052