A delay on the MBTA because of a "signal problem" is a regular occurrence. But for many MBTA riders, what that means is a mystery. Simply put, the signal system is "the intelligence that helps trains ...

The encryption protecting communications against criminal and nation-state snooping is under threat. As private industry and governments get closer to building useful quantum computers, the algorithms ...

System Engineering evangelists Larry Peterson and Bruce Davie analyze the system approach behind the Internet in their new book. A combination of first principles analysis, collaboration, luck, and a ...