Your smartphone already does an amazing variety of things. It's your camera, navigation guide, and compass. You may not know that it can also function as a real barometer and altimeter, allowing you ...

The Federal Aviation Administration has issued a proposed rule requiring operators to upgrade radio altimeters again as the ...

The potential for interference between 5G signals and the radio altimeters long used by pilots has divided the telecom and aviation industries. By Stephen Gandel A technological innovation that helped ...