Smarter control for border patrol

As the United States expands surveillance technologies on, above and below its 1,900-mile-long border with Mexico, operating them effectively grows more challenging.

Oslo temporarily bars diesel cars to combat pollution

Oslo will ban diesel cars from the road for at least two days this week in a bid to combat rising air pollution, angering some motorists after they were urged to buy diesel cars a few years ago.

France gives boost to electric vehicles amid pollution peaks

The French government has announced an anti-pollution plan, including a financial boost to buy electric vehicles, as Paris and other cities in the country are emerging from a particularly severe episode of air pollution.

Here's how drones will change cities

Amazon has been busy testing out its new Prime Air initiative at a secret location in the English countryside. The service's promise of a 30-minute delivery by specially designed drones may look like click-bait PR, but it's ...

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