SCIENCE | HISTORY | FACTS | EXPERIMENT on Instagram: "Train token exchange is one of the oldest and smartest railway safety systems ever created. For decades, stationmasters and train drivers have mastered the art of passing a metal token at full speed — ensuring only one train enters a single-line track at a time. This video captures a rare moment where the exchange doesn’t go as smoothly as usual. At high speed, both sides must align timing, grip strength, and precision in less than a second.

High-speed rail moves millions throughout the world every day – but in the US, high cost and low use make its future bumpy

Analyzing the Next Steps for U.S. High-Speed Rail Growth