Superseded scientific theory

Aristotelian physics N ray expanding Earth Open Polar Sea tooth worm geocentric model refrigerator mother theory Le Sage's theory of gravitation continental drift Lorentz ether theory Mechanical explanations of gravitation vitalism phlogiston Lamarckism radical theory dromomania Nebraska Man land bridge hypothesis flood geology Aristotle's biology menstrual synchrony discredited hypotheses for the Cambrian explosion degeneration theory miasma theory vertebral theory of the skull Hollow Earth flat Earth principle caloric theory devolution