surveillance

As the software becomes more common, so too are questions about consumer privacy and business ethics.

The Knightscope K5 Autonomous Security Robot patrols the Times Square subway station from midnight to 6 a.m. every day.

The department says the tech is making New Yorkers safer, but civil liberties activists disagree.

An NYPD spokesperson says the video of concertgoers should only be used to promote community events, but some are expressing concerns of racist surveillance.

The trees are watching.

City law now requires police to share information about surveillance technology with the public.

The 13,000 cameras, which cost a total of $5.5 million, will be installed on 6,455 subway cars over the next three years.

The most ubiquitous crime-fighting phrase to emerge in the aftermath of September 11th almost never made it into the American vernacular.

Explore the archive of videos, which covers 1960 to 1980.

If surveillance is your concern, then the cameras probably aren't your biggest problem.