There is an old puzzle about a ship whose planks are replaced one at a time until none of the original timber remains, and the question of whether it is…
There is a misunderstanding built into how these plants are usually described, and correcting it makes everything else about them clearer.
They are not predators in the sense of animals…
There is a category of historical evidence that is systematically misleading in a way nobody notices, and early photographs are the clearest case.
A photograph feels like direct evidence. It…
There is a reported experience so widespread that it barely gets questioned, and the questioning is where it becomes interesting.
The experience is that time accelerates. A childhood summer was…
The question worth asking at any waterfall is what makes the drop possible, because a river will otherwise smooth its own bed given enough time. Something is preventing that, and…
The first question at any boundary is what it is made of, because that was decided entirely by what was to hand. The second is what shape it is, which…
