For those wedded to an evolutionary interpretation of life’s history, the fossil and genetic evidence leave the origin of arthropods a major mystery.
New fossils continue to put pressure on the evolutionary narrative of gradualism.
They were quite the sudden, unanticipated gift in the history of life.
He covers how “a lightbulb went on” for him about Darwinism, the fatal waiting time problem, why the ballyhooed extended synthesis fails to save the day for evolution, and more.
The nation’s museum cannot ignore the collection of fossils Walcott sent them from the Burgess Shale. But can they explain them away?