Purpose of Preaching While my wife and I drove on an interstate in central Texas, we passed a church with a large banner that read, “Home of the 15-minute Sermon.” Around the same time, a preacher visiting from India told me that many denominational services he attended had replaced preaching Read more…
The Anthropic Principle: The Universe After hearing a loud bang aboard Apollo 13, astronaut James A. Lovell radioed, “Houston, we’ve had a problem.” The mission was 56 hours underway on April 13, 1970, when oxygen tank 2 exploded and damaged tank 1. With oxygen and power failing far from home, Read more…
The Anthropic Principle: The Solar System Sir Isaac Newton used his law of universal gravitation to help explain the solar system’s motions. The story is told that he built a mechanical model of the solar system—an orrery—where turning a crank made the bodies rotate and orbit. When one of Newton’s Read more…
The Anthropic Principle: Earth The Goldilocks Planet In the familiar fairy tale, Goldilocks breaks into the home of three bears and tests their food, chairs, and beds until she finds the ones that are “just right.” Her story illustrates a simple truth: some things must be precisely balanced to work. The same is true of Read more…