Humour Strange illusion – “magnetic slopes” January 25, 2011 bigpresh Strange video: The trick appears to be in the lengths of the slopes, and the angles of the supports. Clever. (via theweaselking) If you liked that post, then try these...How not to taxi...Skiing down a tube escalatorFriday fun post for 18/10/2007One hell of a gift voucher!Olympic Goatse ftw.