Introduction: Secret origins: how science saved superhero comic books --; Up, up, and away: forces and motion --; Deconstructing Krypton: Newton's law of gravity --; The day Gwen Stacy died: impulse and momentum --; Can he swing from a thread?: centripetal acceleration --; Flash facts: friction, drag, and sound --; Like a flash of lightning: special relativity --; If this be my density: properties of matter --; Can Ant-Man punch his way out of a paper bag?: torque and rotation --; Is Ant-Man deaf, dumb, and blind?: simple harmonic motion --; Does size matter?: the cube-square law --; The Central City diet plan: conservation of energy --; The case of the missing work: the three laws of thermodynamics --; Mutant meteorology: conduction and convection --; How the monstrous menace of the mysterious melter makes dinner preparation a breeze: phase transitions --; Electro's clinging ways: electrostatics --; Superman schools Spider-Man: electrical currents --; How Electro becomes Magneto when he runs: Ampere's law --; How Magneto becomes Electro when he runs: magnetism and Faraday's law --; Electro and Magneto do the wave: electromagnetism and light --; Jouney into the microverse: atomic physics --; Not a dream! Not a hoax! Not an imaginary tale!: quantum mechanics --; Through a wall lightly: tunneling phenomena --; Sock it to Shellhead: solid-state physics --; Me am Bizarro!: superhero bloopers --; Afterword: Lo, there shall be an ending! --; Ask Dr. K!