An African mega-city bets on technology and its native entrepreneurs to meet the many challenges of its population boom.
China has put political muscle and technology into Tianjin Eco-City.
Twenty years after it first surfaced, data-driven police work is getting more pervasive but remains controversial.
Mobile apps, sensors, and other technologies help cities handle growing challenges.
Wireless links formed partly by lasers may offer a faster, cheaper way to improve mobile Internet.
A chip that tracks how a police officer’s gun is being used could prove useful in investigations and court cases.
A new device lets you use the unique pattern of your irises in place of passwords–and the technology will also be built into laptops.
Startup Knightscope is preparing to roll out human-size robot patrols.
A smartphone-based virtual reality headset from Samsung and Oculus VR could make the technology more accessible, but it also demonstrates a new set of challenges.
A Carnegie Mellon researcher shows that designing robots to ask for human assistance can make them a lot more useful.