There were, at last count, at least five dens with panther kittens this spring in and around Big Cypress National Preserve, which offers arguably the best habitat for the big cats. But how do biologists keep track of these kittens?

Tales from Santa Fe Trail have fired the imagination of generations of Americans, but what was life really like on the Trail? You can get some glimpses into the past on May 8 near Bent's Old Fort National Historic Site during a three-mile hike down part of the trail behind an ox-driven covered wagon. Interpreters will demonstrate trail life in the 1840s during the trip. It's just one of several great living history programs at the park during its 50th anniversary.

When oil comes ashore at Gulf Islands National Seashore from the blowout of the Deepwater Horizon well, what impacts might wildlife that use the seashore encounter? Here's a look.

It's not every day you can write a story that puts Bruce Springsteen inside the National Park System, but he and others were honored the other day with Ellis Island Family Heritage Awards.