All these years later, a particular smell or sound is enough to transport retired Lt. Col.

With every change of administration, some programs continue and new ones begin.

No one would ever confuse the jungles and rice paddies of Vietnam with the open plains of Europe or the deserts of North Africa. So when the U.S.

Different types of robots suit different missions.

As the Army continues the perpetual assessment of challenges and opportunities it will face in coming years, one thing is certain: If U

The U.S.

Sleep is vital to rest the body and, most importantly, to reset the brain.