Dual-purpose laser device for dentists

Researchers at Nasa’s Langley Research Center have designed a dual-purpose laser device that can be used by dentists to work painlessly on teeth and gums. It is the first time scientists have been able to produce two different wavelengths from a single device. www.larc.nasa.gov

Researchers at Nasa’s Langley Research Center have designed a dual-purpose laser device that can be used by dentists to work painlessly on teeth and gums. It is the first time scientists have been able to produce two different wavelengths from a single device.

www.larc.nasa.gov