While the shades might look like a style choice (or just a very Simon-esque way of avoiding eye contact), Cowell has ...

You've probably heard the term "polarized" in regard to sunglasses, but what does that really mean, and is it an important factor when choosing a pair of sunglasses? I spoke with two ophthalmologists, ...

Executive Editor David Carnoy has been a leading member of CNET's Reviews team since 2000. He covers the gamut of gadgets and is a notable reviewer of mobile accessories and portable audio products, ...