Memories of the 28th Century

In the course of reciting the dogmas of AGW, someone used the phrase "settled science" in regard to the theory that global warming has been caused by human activity. I foolishly started wondering what science is settled. There are matters that nearly everyone agrees on that might be called "settled", but when you scratch the surface there are questions.

There aren't many people who don't believe the theory of gravity. Newton's law of universal gravitation states ...