When we look at a rainbow, we see a full spectrum of light. Every colour we could imagine. Except one – magenta.
Where is it? Well, officially magenta doesn’t exist. There is no wavelength of light for magenta, meaning the human brain literally makes it up, but how?
Video by Archie Crofton
Narrated by Lotte Rice
Commissioned by Paul Ivan Harris
– – – – –
Subscribe to BBC Reel: https://www.youtube.com/c/bbcreel?sub_confirmation=1
More videos: https://www.bbc.com/reel
#bbc #bbcreel #bbcnews
source
