In which Max explores some bizarre (and not-so-bizarre) attempts to explain the abrupt appearance of the Cambrian fauna, ca. 1895-1960

In which Max presents a lost picture from the history of paleontology: Charles Walcott’s “Sidney crab” complete with massive claws (actually the appendages of a large radiodont— a relative of Anomalocaris)

A farewell to Minnesota: in which Max hits the road to see the second-oldest surface rocks in the United States (originally posted on August 18, 2024)

In which Max finishes wrestling with a question that has always bugged him: how did uniformitarianism come to be associated with the view that nature’s laws are invariant in space and time? —Part 2 of 2

In which Max wrestles with a question that has always bugged him: how did uniformitarianism come to be associated with the view that nature’s laws are invariant in space and time? (It’s interesting, I promise!) —Part 1 of 2