Six futuristic designs that will change public transportation

By Cat DiStasio As the world's urban centers grow, getting around them becomes increasingly difficult. In some cities, traffic is congested all day long and rush hour can last for several hours. Fortunately, there are a number of innovations in publ...

China’s elevated bus demoed with cars driving underneath

Six years ago, China came up with a super wacky idea: A large straddling bus that can let cars drive under it, which could be a cost-effective way to skip over congested traffic while carrying hundreds of passengers a pop. Today, this concept has evo...