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 ...

LED lightbulbs are more energy-efficient than standard bulbs, but that doesn't mean they work perfectly all of the time. Here's how to troubleshoot these bulbs.

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 ...