What are some of the recent big ideas?
When did the world change last?
Language. Writing. Books. Farming. Swords. Governments. Gods. Towns.
But what have we done lately?
The Renaissance. The invention of the scientific method. Galileo invents the telescope and observes the universe. Humans look at the world, believe what they see and try to understand and predict.
The Scientific Revolution. How to go from observations to theory, make predictions that are reproducible.
The American Revolution. Government exists by the consent of the governed. All people are created equal. Life, liberty and the pursuit of happiness. Inalienable rights to religion, speech, press, arms, etc. Enforcement of contracts and private property.
Abolition of Slavery and Suffragism. Government exists by the consent of the governed, all of the governed. Every single one of them, whatever their heritage, whatever their sexual proclivities, whatever their beliefs. The power of the peaceful revolution. Again, all perople are created equal.
The Industrial Revolution. The invention of the steam engine makes it possible to amplify human capabilities. Railroads. Mills. Automobiles. Planes. Rockets. Oil and gas. Renewable energy. Exoplanets.
The Darwinian Revolution. We are all cousins, with all life. We are made from a program of DNA; all life is. If we can breed together, we are the same species.
The Medical Revolution. The Germ theory of disease. Vitamins. Double-blind studies. Immune system. Vaccines. Neurobiology.
The Electrical Revolution. The Industrial Revolution comes to the home and more. Maxwell's equations. The telegraph. Long distance communication. The light. The telephone. Radio. Television.
The Quantum Revolution. Quantum Field Theory. The transistor. Digital transmission.