Amazon unveiled a new tracking system at a time when Americans are debating the value of persistent surveillance.

What Amazon Ring's New 'Search Party' Feature Means for Your Privacy ...

Humans have excellent gaze detection. We know instinctively when another person is staring our way. But unless a camera is particularly conspicuous, like the creepy "human-eyeball" webcam created by ...

More than 5,000 law enforcement departments across the U.S. use interconnected Flock Safety cameras to track residents’ movements. Sandy Boyce, a 72-year-old retiree in Sedona, Arizona, first saw the ...