Stephen Downes

Knowledge, Learning, Community
I thought that with 14 million colors defined computer screen were able to depict everything the human eye could see, but oh how wrong I was. This is a brilliant exploration of how we see, what we see, and what we're missing when we see it on a screen. It explains why I can never capture that forest photo just the way I want, and shows how the light filtered through the leaves can produce a greener than green effect. It also talk s about color perception in animals and the 4D spectrum birds enjoy.

Today: Total: [Direct link] [Share]


Stephen Downes Stephen Downes, Casselman, Canada
stephen@downes.ca

Copyright 2026
Last Updated: Oct 05, 2026 11:05 p.m.

Canadian Flag Creative Commons License.