A referee's job is to enforce the rules of the game. In soccer, referees use yellow and red cards to accomplish that task and keep the peace. But what exactly are yellow and red cards, and how ...

Engineers are exploring a future white phase on U.S. traffic lights, showing how autonomous vehicles could coordinate ...

(WHTM) — We see traffic lights all the time. Sometimes we get green lights, and sometimes we hit all the red lights on our commute to work. But, while sitting at a red light, have you ever wondered ...

Golf courses have unique red, white, and yellow marks, which are used to represent penalty areas. Red and yellow stakes are used to mark the penalty area, which may or may not contain water. If the ...

Some new tires have a red or yellow dot and others don't. It depends on the manufacturer. Even the less common white dot appears on tires and here's why because knowledge is power. Those dots are ...

Red and yellow onions are packed with flavonoids, but red onions contain more with greater antioxidant activity. Onions offer a plethora of health benefits due to their high flavonoid content, which ...

They're a pretty common veggie found at nearly every supermarket but thanks to a viral, trending tweet, yellow, green and red bell peppers are taking center stage as the subject of the latest food ...

Ancient mariners named the Red, Yellow, and Black Seas based on distinctive features. The Red Sea's name comes from reddish-brown blooms of cyanobacteria. The Yellow Sea is named for the ...

The red and yellow dots both serve to highlight small inconsistencies in a tire’s weight and structure that can have a big ...