Is that a hole in a Ben Heck's chest? You can see right through him and out the other side. The trick is that he's mounted a camera on his back linked to an LCD screen mounted on his chest. So as he moves around, the view on his chest matches the view behind him. The brilliant touch? He's turned it into a costume shirt for the video game Portal where characters move through puzzle-like complexes by creating holes that teleport them into to hard-to-reach areas. Aperture science is real and can now be harnessed for the power of candy on Halloween! Watch the latest episode of his brilliant video podcast to see how it's all done and learn how you can make your own.