1. Jiggling Atoms

Richard Feynman, one of America's most renowned physicists, explores the beauty of the way atoms interact with each other and reveals why fires feel hot.

2. Stretching, Pulling and Pushing

Why do rubber bands stretch and contract? And why do two magnets feel as though there's something in between them when they repel each other?

3. How to Enjoy a Trip to the Dentist

How electrical and magnetic forces work, and the importance of the discovery of electromagnetism.

4. How Mirrors Turn You Inside Out

Why do mirrors invert a reflection from right to left but not up to down?

5. Big Numbers

Imagination is key when trying to understand such cosmic phenomena as black holes, quasars, and pulsars.