Seven day cycles don’t exist in nature. Which is why, when we find them, we have to make the qualified assumption that they are anthropogenic. You know how it always seems to rain on the weekend and then it’s fine on Monday as you head back to work? Turns out that’s actually a thing....

The greatest challenge when engaging with pseudohistory is its persistent need to speculate beyond the data. Take the Paeleolithic Renaissance. There is currently no universally accepted -or even verifiable- explanation for this simultaneous global flowering of art, and technological innovation that occurred pretty much everywhere where the earth wasn’t covered in a two mile...