If you've ever seen Goldfinger you've probably wondered when we're going to get access to lasers that could cut a man in half. This might be it. Watch on to learn how you can, with some electrical engineering skills, make a DIY blue death ray laser gun that will cut through all kinds of stuff. No word on whether it works on British secret agents.
Want to help support Gadget Hacks and get a great deal on some sweet new tech? Check out all the deals on the new Gadget Hacks Shop.