Today is Darwin Day, the 205th anniversary of the birth of the father of the theory of evolution.
It's a scientific "holiday" that has had its evolutionary ups and downs.
Five years ago, for the bicentennial of Darwin's birth and the 150th anniversary of his publication of "On the Origin of Species," celebration was robust, with Darwin Days proclaimed on dozens of college campuses, in museums and in the halls of government.
Today, well, not so much.
The oldest known ancestor of the holiday, pushed these days by the