Traffic lights are so ubiquitous that we hardly give them a second thought, except to curse their existence when they impede us on our daily drive. But no matter how much it seems like traffic ...

Question: I’m wondering about a light that seems to only be on at night on the traffic lights. It’s a small purple or blueish light that’s near the traffic lights. I’ve tried to figure out ...

The concept of the traffic light actually dates all the way back to the 1860s, where gas-lit signals were placed on the posh ...

The moments before and after a crash between an American Airlines passenger jet and a military helicopter are detailed in air ...