Trivia.com
You get red eyes in pictures because your pupil is just a hole and the flash reflects the blood in the back of your eyes
You get red eyes in pictures because your pupil is just a hole and the flash reflects the blood in the back of your eyes
The human eye has a resolution of approximately 576 megapixels. For context a 4K screen has about 8.8 megapixels.
Color photography is rather old --- The first color photograph was taken in 1861.