A woman reads messages for passengers aboard a missing Malaysia Airlines plane, at a shopping mall in Petaling Jaya, near Kuala Lumpur, Malaysia, Tuesday, March 18, 2014. Checks into the background of ...

Now that Gov. Hogan announced a new customer service initiative on Thursday, a good place to start might be with E-ZPass toll system and making it easier to replace a dead transponder. Transponders ...

As everybody know by now, on Sept. 11 2001, the first thing terrorists did as soon as they reached the cockpit of the four hijacked planes was turning the transponder off. This made the doomed planes ...

Q. My household has four sticker transponders from the Transportation Corridor Agencies (TCA), and I’ve been thinking about also getting a switchable transponder to use on the 405 Express Lanes to ...

WASHINGTON (AP) — Ever since Malaysia Airlines Flight 370 disappeared, a fascinated public has asked: Why can somebody in the cockpit shut off the transponder? It turns out there are several ...

A senior lieutenant inside a Vietnamese air force AN-26 aircraft during a recent search mission. Reuters WASHINGTON — Ever since Malaysia Airlines Flight MH370 disappeared, a fascinated public has ...