This clip has reenactments of Sir Isaac Newton, a 16th (sixteenth) century scientist, who discovered the universal law of gravity. It begins with Newton talking to Edmond Halley, a fellow scientist and colleague of Newton, as he practices alchemy. Cuts to a shot of Robert Hook, another fellow scientist and colleague of Newton. Cuts to a younger Newton reading a letter by candle light. Cuts to Hook talking to some other people about Newton’s methods. Cuts back to Newton. Cuts to Newton holding a small mirror or prism that reflects like on to a graph.