Feynmanpedia

Subjects

• Thermodynamics, the Easy Way

  Heat, entropy, and energy explained without the math — just intuition you can actually feel.

  • Heat vs Temperature — What's the Difference?
  • The Second Law of Thermodynamics, in Plain English
  • Thermodynamics Explained — The Whole Field on One Page
  • What Is Entropy? Explained Without the Math

• Quantum Without the Headache

  Superposition, entanglement, and the double-slit — the bits that actually matter, with the equations parked at the door.

Featured article

Featured · Physics

Heat vs Temperature — What's the Difference?

Heat and temperature feel like the same thing. They aren't. One is energy on the move; the other is how vigorously the atoms are jiggling.