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, ...

This post will show you how to set video as desktop background in Windows 11/10. Just like you use an image as desktop wallpaper, you can use some video to set it as live wallpaper. Once you set the ...

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 ...