The Air Force is to launch the first test flight of the X-37 pilotless space plane Wednesday. It's meant to stay aloft for months, but its mission is secret, leading some to worry about its purpose.
The two senators leading Congress's Fort Hood investigation on Monday subpoenaed the Obama administration for documents and witnesses that the Pentagon has refused to provide.
Iraqi Army is being credited for finding and killing two top figures with Al Qaeda in Iraq, including leader Abu Ayyub al-Masri.
A top admiral says US Navy armed patrols can't chase Somali pirates indefinitely. Other ways must be found to get to the source of piracy off the coast of Somalia.
Investigators are searching for the cause of a US Navy T-39N trainer jet crash in Georgia. Before the crash, the plane was seen flying at low levels, which can be 'terribly unforgiving,' an expert says.
First lady Michelle Obama made a surprise visit to Haiti Tuesday as the country prepares for the rainy season, which begins next month. The US military plans to leave by June 1.
The crash Monday of a T-39N trainer jet in Georgia is the second Navy training accident in the region in four years and the fourth in a decade. Witnesses saw the jet flying low before the crash.
First lady Michelle Obama has made a point of calling attention to the sacrifices of the armed forces and their families. She was at the Pentagon Friday to thank them. Should she do more?
Submarines will be 'no smoking' by the end of the year. This follows the February announcement by the US Navy that women sailors will begin serving alongside men on submarines.
US use of Manas air base in Kyrgyzstan is vital to logistics for the Afghanistan war. But protests in the country Wednesday have raised questions about what might happen next.
Anwar al-Awlaki is an American hiding in Yemen. Tied to the Fort Hood shooting and Christmas Day bomber, he is thought to be plotting attacks on the US. In fighting the war on terror, the Obama administration has put him on the kill-or-capture list.
WikiLeaks posted a video Monday that shows two Iraqi journalists killed in a US attack. US Central Command has released its own probe, saying war crimes were not committed.
The Pentagon's 'Nuclear Posture Review' narrows the list of potential targets, reflecting new threats like global terrorism. But Obama reserves the US right to strike first with nuclear weapons.
A 2008 report by the US Army suggests that WikiLeaks, which on Monday published a video that shows US forces apparently killing two Iraqi journalists, could be a threat to national security. The website has released sensitive information in the past, the report notes.
End of monsoon season is bringing more aggressive activity by suspected Somali pirates in the Indian Ocean. But the US and other navies are hitting back, capturing pirates and sinking their boats.
The USS Nicholas returned fire on Somali pirates near the Seychelles, sinking an attacking boat, confiscating the mother ship, and apprehending five pirates. The US Navy has stepped up patrols in the Indian Ocean.
The Pentagon wants a candid discussion within the military about 'don't ask, don't tell.' But some service members are acknowledging they're gay. Under the law, that could lead to a discharge.
A salvage ship and three other American vessels are on site to help with search and recovery operations after the South Korea ship sinking in the Yellow Sea, US Navy officials say.
Congress wants the Pentagon to keep better track of funds spent as part of CERP, the Commander’s Emergency Response Program, which provides cash for aiding counterinsurgency efforts in Iraq, Afghanistan.
Back from Iraq or Afghanistan, five veterans pick up cameras to show the challenges of coming home to a civilian lifestyle for fellow vets.