Large-scale laser shows require a lot of gear, of course, but that doesn’t mean you can’t get in on the fun yourself using something like this homebrew X-Y laser projector. This is actually ...

into a screen - with no bulky TV set necessary. You would be mistaken to look at the Acer AOPEN Projector and dismiss it as a children's toy. While the gadget comes in a playful blue design, it is ...