If you see a chicken, you know that's a chicken. If you see a cartoon of a chicken, you know that's a chicken. But can you draw a chicken from memory? Most people cannot draw anything that looks…

Is Myopia the new Rickets? A new study compares the history of school myopia with the bone disease rickets. During the 17th century, rickets was common among children in England and then…

Why did the earliest side-scrolling games go left to right? From the 1980s on, they seemed to do that. And in the western world people write left to right. That is enough for psychologist Dr. Peter…

The human eye is optimized to have good color vision at day and high sensitivity at night.  But until recently it seemed as if the cells in the retina were wired the wrong way round, with light…

We have two eyes and each differ in their optical properties - you can easily tell by placing a hand over each and seeing the difference. As a result of the fits and starts and do-overs in evolution…

A dress that seems to be different colors to different people has all the Internet intrigued - and that's a good thing. It's a good way to understand science and psychology. There are two hypotheses…

An estimated 285 million people are visually impaired worldwide and age-related macular degeneration alone is the leading cause of blindness among older adults. There may be some new hope, in the…

Tony Angelotti stunt doubling Johnny Depp in the first ‘Pirates of the Caribbean’ movie. Image credit: Courtesy of Tony Angelotti By: Emilie Lorditch, Inside Science  (Inside Science) --…

According to some papers, human echolocation is another "sense," working in tandem with hearing and touch to deliver information to people with visual impairment. A new paper adds evidence for the…

The evolution of trichromatic color vision in humans occurred by first switching from the ability to detect UV light to blue light between 80 and 30 million years ago and then by adding green-…