Is every living thing on Earth related?

We're distantly related, you and I. Somewhere deep in the past, the two of us share a common ancestor. The same can be said for us and chimps. Or chimps and alligators. But what about alligators and sycamore trees? Or humans and Tyrannosaurus rex? Are you and I, as paleontology expert Brian Switek puts it, distant… » 11/30/12 12:28pm 11/30/12 12:28pm

The evolutionary history of dragons, illustrated by a scientist

This is possibly the greatest mashup of science and fantasy I have ever seen. University of British Columbia evolutionary ecologist Rob Colautti has created a dragon phylogeny, or evolutionary tree, and has turned it into a gorgeous design for t-shirts (see below). The best part is his elaborate explanation of how he… » 8/20/12 5:07pm 8/20/12 5:07pm