China says its maglev hyperloop train has broken the world speed record in a test run, reaching a blistering 387 mph (623 km/h). Ultimately, its makers want to build a train more than three times as ...

Add Yahoo as a preferred source to see more of our stories on Google. In 2013, Elon Musk talked about the Hyperloop. A futuristic transport system built around near-vacuum tubes designed to whisk ...

On a short stretch of track in northern China, a heavy block of engineering briefly moved with the urgency of a launched projectile. In a test that prioritised hardware limits over passenger comfort, ...