Traditional airports spend big money to install instrument landing systems (ILS) to guide planes in safely. In places like Antarctica, though, it’s simply not possible to permanently install a massive ...

BLOOMINGTON — The Federal Aviation Authority found no problem with the instrument landing system at Central Illinois Regional Airport after Tuesday's fatal plane crash.

A last-second rejected landing demands precise aircraft handling and coordination between both pilots and air traffic control.

This collection includes newspaper and magazine articles on ILS testing and development; ITDC proposal for the system; technical reports with engineering drawings; 24 photos of the Indianapolis ...