The Sixth Great Extinction – Part 1

The Ordovician-Silurian Events...450-440 Million Years Ago... The Field Natural History Museum is located in a large complex of buildings alongside the Shedd Aquarium, Adler Planetarium, and Soldier Field where the Bears play, on a tiny peninsula jutting out into the placid waters of Lake Michigan in Chicago, Illinois. As you stand before the tall marble … Continue reading The Sixth Great Extinction – Part 1

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The Sixth Great Extinction

I'm starting in on a series of essays based around the theme of extinction. Natural extinction, social extinction, the end or deaths of various people or eras or periods in our lives. I've found that the idea of "extinction boundaries" in natural history, or the events that mark the transition from one epoch to the … Continue reading The Sixth Great Extinction