How To Make A 3D Hologram With Stuff You Already Own

Feel like resurrecting Tupac in your own home? No problem.  U.K.-based tech enthusiast Mrwhosetheboss posted a now-viral tutorial on YouTube that shows how to turn any smartphone into a hologram projector. The video was inspired by another, very similar YouTube tutorial by American Hacker teaching his viewers how to watch 3D videos without wearing designated glasses. Here's what you need: graph paper, a CD case (you'll have to get rid of them one day), tape or super glue, a pen, scissors, a sma...