There has been a recent push for humanist chaplains in the United States military. Around 13,000 active service members are atheist or agnostic. Here, U.S. Army soldiers bow their heads in prayer during Easter sunrise service at Camp Liberty in Iraq, in 2009.
The remains of a tree are seen in front of a boulder in the Dome Wilderness area of New Mexico in August 2012. The Las Conchas Fire torched the land in 2011, burning through more than 150,000 acres of forest.
Biologists normally look for the hellbender slamander, which is known by the nickname "snot otter," under rocks in streams. But now there's a gentler way: They can take water samples and look for traces of the animals' DNA.
Robert J. Erwin/Science Source
Howard Buffet on his 1,400-acre research farm in Wilcox, Ariz. Buffett, the son of billionaire investor Warren, is working to find permanent solutions to the world's hunger problems.
Nick Oza for NPR
Dead trees mark the path of the 2003 Winslow fire. Conservationists have considered the fire beneficial for the steppe habitat of the Centennial Valley. Smaller, contained fires like this one have been a crucial part of this ecosystem for thousands of years.
John W. Poole/NPR