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The FAA raised concerns that new, full-speed 5G cellphone services near airports could interfere with aircraft operations. Bernal Saborio/Flickr

How 5G puts airplanes at risk – an electrical engineer explains

Airplanes use radio waves to determine how far off the ground they are. New 5G cellphone services come close to the same frequencies the airplanes use. Here’s how that can be a problem.
Consolidation is happening at a rapid pace. But who will bear the brunt of the costs? Khakimullin Aleksandr/Shutterstock.com

Defanged regulations have big media licking their chops

In the coming year, media companies will be adjusting to a new reality – one that ultimately leaves consumers with fewer choices.
FirstNet could relieve emergency workers of having to carry multiple radios and other communications devices. AP Photo/Ric Francis

FirstNet for emergency communications: 6 questions answered

A multibillion-dollar effort is just beginning to build an all-new nationwide wireless broadband network for emergency responders. How will it work, why do we need it and how will it last 25 years?
Poul Henningsen’s Artichoke Lamp, viewed from below at London’s Park Plaza Hotel. Doc Searls/Wikimedia Commons

From the mundane to the divine, some of the best-designed products of all time

We asked five design experts – what’s your favorite product of all time, and why?

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