Name That Thing quizzes are not just picture puzzles. These will test your visual vocabulary, where you are challenged to tell the name of each object in the image. Here are four cutting tools. Can ...

The reflexes of the eye are automatic adjustments your eyes make to help you see and keep them from being damaged. They can respond to light and dark, adjusting how much light enters the retina.

Researchers find that "object recognition" ability, rather than intelligence or tech experience, determines who can best ...