A monarch butterfly (Dannaux plexippus) flaps its wings in Piedra Herrada Sanctuary, Mexico. Might this start a chain of events that results in a tornado in Texas? Photograph by Jaime Rojo In 1961, ...

As I closed the final pages of “A Billion Butterflies: A Life in Climate and Chaos Theory,” I looked out my kitchen window to see lightning. It had been a 75-degree day in March, but the temperature ...

Chaos theory isn’t just equations and unpredictability. It’s a way of seeing patterns in what looks random, meaning in disorder and systems in movement. These books break open complexity, showing how ...

The Hidden Power of Tiny Changes Back in 1961, a meteorologist named Edward Lorenz stumbled upon something extraordinary while working on weather predictions. By tweaking a single number in his ...