Movie Answer Man
Attack of the alien robot tripods
Q. You may be on the wrong track with your objection to the three-legged aliens in "War of the Worlds," when you write, "Three legs are inherently not stable." Amateur carpenters are advised to build three-legged stools rather than four-legged stools. Why? Because, even if the seat is not level, all three legs will be in contact with the surface.
