They also note that the program combines the GPS device with human interaction — mentors who check in with the students several times a week.

Programming your car's portable GPS while driving is a dangerous distraction, according to a Marketplace investigation, but so far the industry still allows drivers that option.

Since 2014, the GPS program office has incrementally implemented several upgrades that not only maintain our satellite constellation delivery of GPS signal-in-space accuracy of 50 cm, but also ...