Have you ever squinted through sunglare on a highway, only to struggle with darkness moments later in a tunnel? Road trips ...

Sarah Mitroff has worn many hats at CNET, including Senior Mobile Editor and Managing Editor of Health and Wellness. Currently, she is a freelance editor. Throughout her career, she's written about ...

Reviews and recommendations are unbiased and products are independently selected. Postmedia may earn an affiliate commission from purchases made through links on this page. As someone who has worn ...

Those of us who wear glasses have long been familiar with Transitions lenses, a type of lens that darkens in sunlight but is clear while indoors. The technology relies on a chemical phenomenon known ...