With continually improving artificial intelligence (AI) technology, system designers will face the design tradeoff of adding ...

The sensors on the ceiling of an elevator have an attached fan, which allows them to suck in air and “basically smell what is present,” said Meghan Collins, a program/projects manager for MBTA.

The Massachusetts Bay Transportation Authority is launching a pilot program this summer with urine detection sensors placed in four downtown elevators. The MBTA said public urination is not only ...