This diagram easily breaks down what's going on with the sun, moon, and Earth during the August 21 total solar eclipse.

OK, let's go back to that wrong (but common) diagram showing the path of the moon as it orbits the sun. Notice that at some points the moon is curving toward the sun and sometimes it's curving away.

It’s a neat trick to suggest that new computational models and diagrams, such as the sun-path diagram, express climatic risk and political power through the integration of shading systems and other ...