How farming gave humans overbites and the ability to pronounce 'f' and 'v'

Processed food gets a bad rap. But without it, we might have never been able to even say the word “food.” Or “friendly,” or “fun” or “velociraptor” for that matter. Why is that? “F’s” and “v’s” belong to a group of sounds known as labiodentals. They happen when you raise your bottom lip to touch …