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.

When it came to a visual recognition test, people's guesses were more accurate than answers they felt confident about—even though they consciously forgot an image ...