Few scientists have been as influential and controversial as Charles Darwin. Darwin’s theory of evolution by natural selection not only reinvented modern biology in all its branches but also rocked theology and religion in ways that resound to this day.
Stegosaurus is a dinosaur renowned for the plates that run up and down its back. When we look at its fossilized remains today, it is hard to suppress the question of what the plates were for. What function or purpose did they serve?