Teach for America says that 66% of its corps members remain in the field of education after their initial commitment, but that does not always mean they stay on as teachers.

CNN: Unlikely teachers find purpose in the classroom

Maybe the ongoing decline of American economic power means the nation can no longer afford to field the kind of unique expeditionary capabilities for which the Marine Corps is known.

FORBES: The Deficit Commission's Assault On The Marine Corps

On October 30, 1935, at Wright Air Field in Dayton, Ohio, the U.S. Army Air Corps held a flight competition for airplane manufacturers vying to build its next-generation long-range bomber.

NEWYORKER: The Checklist

"The RSEP program is a key initiative in the Marine Corps' expeditionary power systems portfolio for advanced power sources that embrace renewable energy systems as a means to reduce fossil fuel requirements, " said Mike Gallagher, program manager for expeditionary power systems at Marine Corps Systems Command, which will work with ONR to transition the technology to the field.

ENGADGET: Marines eye solar energy to eliminate dependency on fuel generators (video)