Eileen Pace

NPR explores the National Guard after the wars in Afghanistan and Iraq, and what happens when soldiers in the guard are diagnosed with post-traumatic stress disorder.

An Iraq war veteran has developed a better artificial leg with a cooling fan. Gary Walters says most prosthesis don't release heat, causing many amputees to stop wearing them.

Down a narrow gravel drive and a short walk past cactus and scrub cedars outside of San Antonio, Texas, is a gaping, dark cave mouth, 60 feet wide, nestled at the bottom of a steep hill.

This is the Bracken Bat Cave. Each night at 7:30, millions of bats spiral ...

The government expects as many as 60,000 child immigrants to illegally enter the U.S. alone this year — a tenfold jump in just three years.