New rules needed as drones crowd the skies

As drones increasingly crowd the skies, the risk of collision with other aircraft has come to the fore. Here's an overview of international regulation aimed at limiting the dangers.

Drones, ride sharers could team up for package delivery

In the future, when you hail an Uber or take the bus, you might not only be sharing the ride with another traveler, but perhaps with a drone out on delivery as well. That is the vision of Naira Hovakimyan, professor of mechanical ...

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