intrusion detection
Council demands an end to the M.T.A.'s subway-safety 'exploratory' phase
About 135 riders get hit by subway cars every year. Many of them die, some of them spectacularly, like in December, when Sunando Sen and Ki Suk Han were pushed to to their deaths. More
Sorting people from rats, and other miracles of subway radar technology
Can intrusion-detection technology, the sort of thing the M.T.A. says might help reduce subway deaths, tell the difference between a rat and a person? More
