China is building a massive undersea tunnel designed to carry bullet trains at full high-speed beneath one of the world’s busiest shipping channels. This video explores how engineers are pulling it ...

Behind more than 70 million high-speed rail services a year lies a web of safety systems. At nearly 200 mph, even a single failure can have dramatic consequences.

Touring Japan’s bullet train feels like stepping into a transportation system that is decades ahead of the rest of the world. From the moment you enter the station, everything runs with precision, ...