Transparencies may not seem like much fun until you discover the exciting visual affects you can create using them. Grab a copy of the free GIMP image-editing program and you can learn to turn blue ...

Microsoft Paint is unquestionably one of the easiest and most popular applications preloaded on Windows. One of the most interesting and lesser-known features of this tool is the Transparent Selection ...

A team of researchers in the USA has made the invisible visible: they have developed a new color. A special technique is required to be able to see it. This in turn could be used in medical research ...