Mr Vlahos helped perfect the ability to superimpose actors on separately filmed backgrounds The visual effects industry has paid tribute to Petro Vlahos - the pioneer of blue- and green-screen systems ...

With your smartphone, inexpensive software and a bit of cloth or paper, you can make your own “green screen” movies. Share full article Video-editing apps like Apple’s iMovie for the Mac let you swap ...

Having trouble with a word puzzle? Suffering from writer’s block? Perhaps you’re not looking at the right colour… We encounter many of the colours in our lives under the same circumstances and as a ...

The visual effects industry has paid tribute to Petro Vlahos - the pioneer of blue- and green-screen systems. The techniques allow filmmakers to superimpose actors and other objects against separately ...