Chemists have discovered a way to use visible light to synthesize a class of compounds particularly well suited for use in pharmaceuticals. The class of compounds, called azetidines, had been ...

Dark spots are one of the most frustrating skin concerns because they tend to linger long after the original trigger is gone. Whether they show up after acne, pregnancy, sun exposure, or inflammation, ...

Jeff Carlson writes about mobile technology for CNET. He is also the author of dozens of how-to books covering a wide spectrum ranging from Apple devices and cameras to photo editing software and ...