Automotive

US regulators seek answers from Tesla over lack of recall

U.S. safety investigators want to know why Tesla didn't file recall documents when it updated Autopilot software to better identify parked emergency vehicles, escalating a simmering clash between the automaker and regulators.

Consumer & Gadgets

Amazon's Ring to make police video requests public

Amazon's smart doorbell and camera offshoot Ring will make police requests for home security videos public, in a tweak to its policy apparently aimed at easing concerns about surveillance.

Engineering

Mapping the indoors with lidar for public safety use cases

Scenario: you're driving to your new job at a university campus and using your Global Positioning System (GPS)-enabled smartphone to tell you—and your car—how to get there. Once you arrive, you begin using building signs ...

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