Kyouei Design's Water Clock uses a square base you can stack your plate and a cup on top and fill it up with water to float it with a couple of small balls in it. The magnets will create magic and reposition the balls to indicate hour and minutes.
Sounds cool, except that it'll cost you $325. [Vespoe via Notcot]
Wired has published a very nice feature on Kip Thorne and the science behind Chris Nolan's Interstellar. Kip Thorne is one of the world's most celebrated theoretical physicists. He and Nolan worked together to ensure depictions of scientific happenings in the film are as accurate as possible. Read more