Where did quantum theory come from? It started, not as a crazy idea, but with a light bulb. In the early 1890s, the German Bureau of Standards asked Max Planck how to make light bulbs more efficient...
In our everyday world, we're used to absolute, deterministic predictions: throw a ball in the air, and it'll fall along an ellipse; leave your umbrella parked on the street, and when...
In 1905, Albert Einstein published a series of papers that many consider a starting point for the modern age of physics. But other than "E equals m c squared", most people only know...
Did you know that if the sun were fueled by combustion of, say, gasoline or wood, it would burn out in just a few millennia? So how is it still here after 4.5 billion years? Physics. The sun is like a...
[Morgan Freeman] So. What are we really made of? Dig deep inside the atom and you'll find tiny particles held together by invisible forces. (held together by invisible forces.) Everything is made up...