A signal outage that left thousands of commuters stranded or delayed at Union Station Thursday was caused by "human error," Amtrak's CEO announced Friday. "Amtrak has completed a root cause ...

A passenger train passed through a red light signal in the Blansko region on Thursday evening halting just 53 metres from an express train from Prague, which was standing in the Letovice station at ...

The derailment in eastern India that killed 275 people and injured hundreds was caused by an error in the electronic signaling system that led a train to wrongly ...

An electronic signaling system error led to the train derailment in India that killed nearly 300 people and injured hundreds more, officials said Sunday. The error ...

NEW YORK -- A billion dollar plan to upgrade the MTA's subway signal system is being delayed by ... "Communications Based Train Control," also known as CBTC. It's a more modern approach in getting ...

Much of the old signal system is run from a network of underground control towers that sit beside the tracks. Inside each tower are operators like Ms. Pryor who change signals and switches.