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, ...

How to use a video as a slide’s background in Microsoft PowerPoint Your email has been sent It’s surprising just how much you can accomplish in Microsoft PowerPoint with only a video and a bit of text ...

Virtual Backgrounds, a San Marcos, Texas-based company, has created the perfect solution to generating a background behind video or portrait subjects, whether it’s a still image you desire or a moving ...

OS X can, to a limited extent, interact with background applications. For instance, you can move background windows around without activating them–just hold down the Command key and then ...