Agencies with the drones see response times to calls from 90 and 100 seconds, with the drone often arriving before an officer, officials said.

The Oro Valley Police Department is leasing four automated drones using a border support grant. Officials state the drones will enhance officer safety and reduce ...

For decades, NASA and its Jet Propulsion Laboratory (JPL) in Southern California have relied on some of the driest, most rugged places on Earth to simulate the extreme environments on Mars. California ...

NASA hit a snag last year when the Ingenuity Mars helicopter crashed on the Red Planet. The space agency concluded that the crash was caused by the vehicle's inability to discern flat ground from ...

When NASA engineers want to test a concept for exploring the Red Planet, they have to find ways to create Mars-like conditions here on Earth. Then they test, tinker, and repeat. Subscribe to our ...