Visual motion is an important source of information for separating objects from their backgrounds. A spider camouflaged against a branch, for instance, immediately loses its invisibility once it ...

If you want your friend to see you in a crowd, you wave your arms to stand out. As University of Rochester researchers found, one reason why this works is that the brain suppresses the background, ...

Visual motion is an important source of information for separating objects from their backgrounds. A spider camouflaged against a branch, for instance, immediately loses its invisibility once it ...

Blurry backgrounds in photographs can make objects seem smaller than they actually are – and experiments have given us new clues about what makes this illusion so effective. Photographers use a ...