We’re not here to judge. In fact, we’re here to help. In just a few simple steps, you can make yourself completely invisible on Facebook and stalk people as much as you’d like without having ...

But don't expect to hide yourself or your spaceship anytime ... when blue backgrounds are used to make a person invisible. Alu and Engheta envision something far more sophisticated.

Turning someone invisible may still be the stuff of fiction, but what would invisibility feel like? Perhaps unsurprisingly, it makes people less anxious about social situations, researchers find ...