Can a smiley cartoon bean help you stay focused? Hank Green, one of the earliest and most influential online creators, hopes ...

Green screens, once a staple of any special effects film studio, are now becoming an exciting and realistic addition for any digital classroom. But where to begin? With a digital camera, a green ...

While the technology is generally called green screening by most people, it is actually called chroma keying and it can be done with almost any colored screen.