Congratulations on your new digital SLR camera! It s such an exciting grownup toy! But where do you start? By reading this post, of course. I ve been practicing photography off and on for years, and while I m far from a professional, I compiled m
Smart contact lenses for diabetics to measure sugar levels in tears! Diabetics or diabetes patients need to check their glucose levels frequently, that involves painful pricking of a finger to do a blood test.