Security robots are starting to join the ranks of human guards. Here’s what we know

From New York to Hawaii, people can spot security robots equipped with a suite of sensors patrolling the perimeters of some residential communities and apartment buildings. Security robots are rapidly becoming a viable complement to human security guards, sparking concerns about privacy issues and potential job losses in the security field. Critics are also raising questions about their effectiveness of keeping the public safe. Showing their capability as a reliable security solution is tough – there is lack of public data to prove it. However, experts and manufacturers say their...