Measuring the speed of light @ Home

Enjoy this great experiment showing how to measure the speed of light using ordinary household appliances.

(SPOILER: This does not involve opening the refrigerator door and waiting till the light switches on.)

Murray Gell-Mann: Beauty and truth in physics

Wielding laypeople’s terms and a sense of humor, Nobel Prize winner Murray Gell-Mann drops some knowledge about particle physics, asking questions like, Are elegant equations more likely to be right than inelegant ones? Can the fundamental law, the so-called “theory of everything,” really explain everything? His answers will surprise you.