 We can imagine prehistoric hunters, gatherers, trying to time their hunts with the full moon because that's something that we have largely forgotten. We're never paying attention to this. But if you are a hunter-gatherer in a place, in a world that's entirely dark, except for the cosmic luminaries above us, then you absolutely know that when the sun sets on a full moon night, that's when the moon rises. And that means that if you are still hunting prey out at dusk, out at sunset,