Robocop meet the Connected Cosmetic Chemist. Folks are becoming comfortable about getting more gadgets attached to various parts of their bodies. Apple Watch, for example, learns your activity and fitness levels. It uses that information to improve the accuracy of your measurements and suggest personalized all-day activity goals. It even provides custom reminders to encourage you to achieve them. Now, L'Oréal and University of Illinois researchers are using similar technology to do for skin...