On Monday, SEPTA will go live with a new signal system on the D1 and D2 trolleys — the old Routes 101 and 102. SEPTA says it will increase safety on those routes… but also add up to 15 minutes to ...

Prophet finds what’s present, supports future tactics. The U.S. Army has a new tool in its arsenal that allows mobile troops to gather intelligence about the location and activities of adversaries by ...

The LIRR has begun using a new kind of signaling system it says is less prone to problems, but the head of the railroad’s engineers’ union is raising concerns about the signals because they provide ...

The Port Authority today authorized $344 million worth of contracts to replace obsolete mechanical train controls on the century-old PATH rail system with a new signal system that is expected to save ...

One of the major challenges in communications system design is to successfully capture signals with adequate fidelity. In order to avoid the effects of blockers, signal distortion, and sensitivity ...

Commuters on the London Underground face severe travel delays this morning after a signal system crash. A signal failure is wreaking havoc on the Tube this morning, causing severe delays while some ...