Question: I feel like I’m going to have a seizure. I’ve tried three different LED bulbs in my home, and all of them flicker. I’m convinced I’m getting bad bulbs, and the people at the store are being ...

A flickering light bulb could be caused by any number of things. So, when you're troubleshooting, start with the easy stuff ...

There's a handy trick for reading station signs that otherwise fly past in a blur as you travel in a high-speed train. Look at one side of the window and then immediately at the other side of the ...

The following essay is reprinted with permission from The Conversation, an online publication covering the latest research. There’s a handy trick for reading station signs that otherwise fly past in a ...

I drive a 2006 Nissan Xterra that came from the factory with halogen, lo/hi combined headlight bulbs with a DRL setting. After 18 years of using the old factory halogens, lightening in all driving ...