Talking Transportation Why traffic signals are red, yellow, green — and expensive The first traffic signals were not always the colors you see now. Here’s some history.

Current U.S. Treasury Secretary Scott Bessent said last summer during an interview with Reihan Salam that the U.S. tariff strategy should make it very clear what we expect from countries and how ...

by: By JEFF McMURRAY, Associated Press Posted: May 11, 2024 / 02:02 PM EDT Updated: May 11, 2024 / 02:07 PM EDT ...

Red, yellow, green … and white? Smarter vehicles could mean big changes for the traffic light by: JEFF McMURRAY, Associated Press Posted: May 11, 2024 / 11:02 AM PDT Updated: May 11, 2024 / 11 ...

Researchers are exploring ways to use features in modern cars, such as GPS, to make traffic safer and more efficient. Eventually, the upgrades could do away entirely with the red, yellow and green … ...