Credit: iStock If you’re reading this article, you can thank the crafty and tireless work of evolution. While we may take vision for granted as a simple and straightforward process, how we see is not so simple at all. How we see While the evolution of sight—from a primitive eyespot that could only discriminate between … Continue reading Spotlight On: Vision
Credit: iStock Long winter nights got you down? If you’re having trouble getting in the holiday spirit and these emotions feel more persistent as the season progresses, it may be time to talk to your doctor. For some people, this time of year triggers a type of winter depression called seasonal affective disorder (SAD). SAD … Continue reading Is (Winter) Happiness in the Eye of the Beholder?