| Seeing Color http://askabiologist.asu.edu Arizona State University provides definitions and tests. | |
| The Upside of Color Blindness http://discovermagazine.com DISCOVER Magazine reports, "Color-blind monkeys make better insect hunters." Includes pictures of what the colorblind (do not) see, and Pseudoisochromatic plate. | |
| Vischeck http://www.vischeck.com Allows the user to see the world as color blind people see it. Checks by images and urls. | |
| Visolve http://www.ryobi-sol.co.jp Software utility that transforms colors of the computer display into the discriminable colors for people with color blindness. | |
| Color Vision Test Detects Diabetic Retinopathy Before Vision is Lost http://www.defeatdiabetes.org to ID those who will progress to develop more severe retinal disease (June 12, 2003) | |
| Looking for Madam Tetrachromat http://www.cs.utk.edu Considers the possibility of superior color vision. Also discusses color deficiencies. Plain text, but includes URLs for links. (November 1, 2000) | |
| CNN: New eyeglasses designed to help people with colorblindness http://archives.cnn.com Presents the views of an optometrist and ophthalmologist. (April 21, 2000) | |
| Color Vision Changes Signal Blood Glucose Fluctuations http://www.diabeteshealth.com 70% of young type 1 patients without retinopathy have color vision changes. (January 15, 1996) | |