Industry News
Leung’s Sustainability Research Selected for ADHA Program
The American Dental Hygienists Association (ADHA) has selected Wai-Sum Leung, BSDH, RDH, to participate...
Science and Medicine
Oldest Eurasian Hominoids Lived in Swabia
Photo of the 17-million-year-old molar tooth of the hominoid from Engelswies. (Credit: Böhme) Africa...