Some cultural debates are lodged into our collective consciousness: Beatles versus Stones, “Star Trek” versus “Star Wars,” Coca-Cola versus Pepsi. For New York City transit buffs, it's about which ...

Twelve colors and counting. The terminology associated with hydrogen—specifically, the use of color descriptors such as green, blue and gray—has become widespread in discussions about renewable energy ...

This is an archived article and the information in the article may be outdated.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. ST. LOUIS COUNTY, Mo. – There are a number ...