Tag: Teeth

Will Micro-Robots Brush Your Teeth?

Hyun “Michel” Koo grew up in what he calls a “poor section” of Sao Paulo, Brazil, witnessing — and sometimes experiencing — what happens when people can’t get oral health care. Children suffering painful cavities and adults ashamed of missing teeth sparke...

The Japanese Teeth Blackening Culture

Teeth blackening is an ancient Japanese custom that involves dyeing the teeth black. It was a major trend in many Asian countries, although its origin can be traced to Japan where it was first known as “Ohaguro”. Ohaguro means “blackened teeth” and was a very pop...