What are chins all about, anyway?
Sure, they help us to chew things, and if you’re lucky they give you a jawline to make the ladies swoon like Desperate Dan. But why? What’s it all about?
This is actually one of the most puzzling questions scientists have scratched their heads (and chins) over for the last 100 years. It might seem obvious, but our brothers and sisters in the chimp populace don’t have them, and they manage to eat their bananas all the same.
Researchers have come up with several theories about why we’re the only hominid with such a feature.
1. Dietary changes
In the past, when we were gnawing meat from the carcass and cracking… Read the full story