(WHTM/NEXSTAR) – On many traffic signals found throughout the United States, there is a small light that is placed in between or off to the side of the traffic signal lights. Sometimes you see them ...

Those blue lights above traffic signals aren’t decorative. Here’s what they’re for and why more cities are installing them. Blue confirmation lights help police spot and enforce red-light violations ...

Get the latest federal technology news delivered to your inbox. A “white light” added to traffic signals could enable self-driving vehicles to help control traffic flow—and let human drivers know what ...

The light assists in preventing accidents and miscommunications between drivers due to the inability to signal a U-turn. Additionally, these U-turn signal lights could be implemented into roadway ...

In a blinding downpour or whiteout squall, flipping on your hazard lights can feel like the safest instinct on the road. In ...

College Township will receive $503,700 in state funds to upgrade the traffic signal equipment at a busy intersection on the ...

A radio signal nearly 9 billion light-years away from Earth was captured in a new recording, detected by India's Giant Metrewave Radio Telescope. McGill University said in a release that this marked ...

What's the best way for light to travel from point A to point B? The long way, says Big Blue. Image: Optical signals delayed Michael Kanellos is editor at large at CNET News.com, where he covers ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (WHTM/NEXSTAR) – On many traffic signals ...