Air traffic controllers earn about $160,000 on average, and the job doesn't require a college degree. Still, the government is short by 3,000 people.

The award-winning new Terminal A may be the pride of Newark Liberty International Airport. But behind the scenes, the technology that’s keeping the planes in the sky is frighteningly out of date. Some of it relies on floppy discs and used parts sourced from eBay, federal officials said this week.