Gold grills that make people look like the Bond villain Jaws if he were a gaudy millionaire feel new, but the practice of putting gold in your teeth is ancient. According to a new study published in the British Dental Journal , it wasn’t just decoration; it functioned as a surprisingly advanced form of dental treatment centuries before modern dentistry figured out how to bridge a gap between teeth. Researchers examining remains from a medieval burial site in Aberdeen, Scotland, found a thin wire, mostly gold, wrapped around two teeth. It was surprisingly advanced for the era it was created in and was built with an intention, engineered to either stabilize a loose tooth or serve as a framework for a replacement, basically an early version of a dental bridge.…