Death, Dinosaurs, and Dark Matter, Oh My!
Everyone knows about the extinction of the dinosaurs some 66 million years ago, the result of a mountain-sized space object colliding with Earth and wreaking havoc all over the planet. However, what most people don't know is that this extinction was not the most devastating in Earth's history. The dinosaur extinction is one of the
athenssciencecafe
December 10, 2015