News tagged with congestion

Drones left out of air traffic plans

Designers of the ambitious U.S. air traffic control system of the future neglected to take drones into account, raising questions about whether it can handle the escalating demand for the unmanned aircraft and predicted congestion ...

dateSep 24, 2014 in Engineering
shares0 comments 1

Swallowing safely is no choke

That's the message of Drs. Roya Sayadi and Joel Herskowitz. They are a wife-husband team from Natick, Massachusetts, who are spreading the word that swallowing problems are everywhere - and they can be deadly.

dateJul 16, 2010 in Health
shares0 comments 0