If your home entertainment system includes a soundbar, you might have noticed it sometimes has a flashing light. Here's what ...

Sometimes, the green light doesn't stay green long enough at an intersection when there's a lot of traffic. Other times, you're stuck at a red light with no traffic, wondering if it's ever going to ...

You may not always see it, but most iPhones emit a flashing red light from the top of their screens. It's nothing to be ...

Modern Wi-Fi routers give you a lot to work with in terms of troubleshooting issues at home. This is mainly in the form of various LED (light-emitting diodes) indicators that flash to show what ...

Add Yahoo as a preferred source to see more of our stories on Google. Angle of white air purifier on floor next to wooden table - Simpson33/Getty Images An air purifier is meant to be one of those ...

SPRINGFIELD, Mo. (KY3) - A viewer brought us a mystery to solve for this Fact Finders. It involves flashing lights that give off a strobe light effect. The viewer says, we always notice this one ...

For at least several months, the streetlights along Southwest Alder Street in downtown behaved erratically. Every day at dusk, according to the people who work at the bars, restaurants and hotels in a ...