Sharpest Manmade Object Ever: A Tungsten NeedleJason Chen8/11/06 9:00pm20EditPromoteDismissUndismissHideGo to permalinkThe picture you're looking at on the left is the tip of a tungsten needle, which happens to be the sharpest object ever made by man. How sharp is it? Well, you see those red and black orbs? Those are ATOMS! And the tip of the needle? One single atom.