This photo, provided by the land and transport ministry, shows the remodeled model of South Korean-made bullet train KTX-Eum, UTY EMU-250. South Korea's Hyundai Rotem will export it to Uzbekistan ...

Most know Hyundai as an automaker, but did you know it has a defense subsidiary named Rotem? Rotem showcased the world’s first hydrogen-powered stealth battle tank. It uses hydrogen fuel cells ...