The system is considered critical to air travel. A computer issue with a critical system that keeps pilots informed caused thousands of delays and a temporary grounding of the nation's airspace ...

A system-wide computer problem stalled four South Shore Line trains at their stations between 20 and 45 minutes Tuesday afternoon. The issue was with Positive Train Control, the computer-operated ...

Chuck Herrin, an executive with digital security firm F5 Inc., was in Manila on Friday when his airline told him a technology outage meant his flight back to the United States had been canceled.