The sling weapon that David used to slay Goliath launches a stone with much more power by extending the thrower’s arm. Imagine David, a small man, standing in a battle arena with a 9-ft undefeated giant Goliath. The crowd laughs as David swings a length of rope with a stone in it above his head in a helicopter-like fashion while Goliath does crowd work and taunts David. David then hurls a stone, also known as a “sling bullet,” whizzing at Goliath’s head and dents his skull between the eyes. Goliath drops dead and the small man silences the crowd. How does this work? How canRead More →