Yes, rainbows are beautiful, but are they good for anything? Indeed, they have been very important for science.
The problem with the early universe is that it was a much more dangerous place.
“Infinite Patterns” starts with a simple triangle and builds to the most magnificent representations of human and nature’s designs.
Imagine that you are an astronomer on a world with one moon. It is always night on your world, and the moon is the only body in the sky.
Here’s another “incredibly fortunate” thing about the Cambrian explosion and about evolution generally.