Technology

There are two basic ways of creating colors: by mixing light and by mixing paint. When we see light, we’re receiving a particular wavelength directly. A red stoplight, for instance, is sending off red wavelengths and nothing else. Light is “additive,” meaning you can add wavelengths together to get new colors. Red + blue =…

For the first millenia of modern humanity, major new inventions were pretty rare. But recent generations have seen numerous technological milestones. For no good reason, I thought I’d jot down what strike me as the most important inventions each recent generation was the first to grow up with.