Mess cleaning robot: real or fake? (w/ video)
Wednesday, March 30, 2011 - 15:00
in Mathematics & Economics
(PhysOrg.com) -- The Internet is a world full of wonders to explore. Some of them are real, and some of them are not. If you love the mystery of figuring out which new toys are for real, and which ones are elaborate scams, then do I have a puzzle for you.