Add Yahoo as a preferred source to see more of our stories on Google. Love acrylic painting but dread the mess? Pick up a set of acrylic paint markers, which allow you to lay down controlled, neat ...

It’s not quite X-ray vision, but a way has been found to transmit simple images through opaque objects using ordinary light – and physicists have used the method to project an image through glass ...

New experiments show that it's possible to focus light through opaque materials and detect objects hidden behind them, provided you know enough about the material. Materials such as paper, paint, and ...