Koch, who studied vision, thought that by measuring people's brain responses as they looked at special optical illusions, ...

As the title, here is a video tutorial to make a simple fire effect within 5 minutes. You'll use cc Particle System, Fast ...

In physics, Schrödinger's cat is a thought experiment in which a cat is trapped in a box with a particle that has a 50-50 chance of decaying. If the particle decays, the cat dies; otherwise, the cat ...