Back in June we spotted a video that had us flummoxed: a few round-looking shapes appear as squares in a mirror. Rotating them 180 degrees produced the opposite result. Was it wizardry? CGI? Almost a month later, we finally have our answer.
I knew that you can use a stove to make a paper plane to gently fly in circles for as long as you want. This trick, however, is much better: Make it loop forever at super-speed using a chair and a hair dryer.