3. In engineering, you quantify the strength of materials with Young's modulus.
So what if you're not an astronaut. That doesn't mean you can't know a thing or two about the stiffness of elasticity, as proposed by 19th-century British scientist Thomas Young. Take a cue from Sheldon and whip out this fact at your next cocktail party--although, we can't guarantee your friends won't be annoyed by your overwhelming understanding of rubber.