This is an LED bulb that fits into a recessed light fixture. It can become an annoying strobe light in your home. (Tim Carter) Analysis by Tim Carter Q: I feel like I’m going to have a seizure. I’ve ...

If your light switch feels loose or leaves you with a flickering light, you have a fire hazard on your hands. Few things are more frustrating than a loose light switch. You go to turn on your lights ...

We may earn a commission from links on this page. While buzzing coming from a light bulb isn’t usually dangerous, it certainly is annoying. There are a few reasons a light can make that irritating ...

Arnold J Wilkins received funding from the Medical Research Council and the Wellcome Trust. There’s a handy trick for reading station signs that otherwise fly past in a blur as you travel in a ...