The crash of an unmanned Orbital Sciences Antares rocket is a "wake-up call" to the U.S. space community about the need to develop a new U.S. rocket engine, the head of Boeing Co`s defense division said on Thursday.
US cargo planes have parachuted aid to a beleaguered Sunni tribe in western Iraq, the Pentagon said Tuesday, in a sign Iraqi government forces remain in a tenuous position against Islamic State jihadists in Anbar province.
The US and India will continue to work together to further strengthen their military-to-military relations as the top defence officials of the two countries have discussed a range of bilateral security issues.
The Pentagon is investigating if one of the 28 caches of weapons and medical supplies airdropped to Kurdish forces fighting the Islamic State (IS) terrorist group in Syria has been seized by the radicals, officials said.
Revised guidance for health care workers treating Ebola patients will include using protective gear "with no skin showing," a top federal health official said Sunday, and the Pentagon announced it was forming a team to assist medical staff in the US, if needed.
A portion of Pentagon's parking lot was shut down on Friday after a woman, who had recently visited Africa, was found vomitting near it raising fears that she might have contracted Ebola virus on her trip.
Rising global temperatures, rapidly melting arctic ice and other effects of climate change are posing immediate risks to US national security and military and humanitarian operations, the Pentagon warned Monday.
Former Pentagon chief Leon Panetta has denounced the White House in a new memoir, accusing President Barack Obama`s top aides of undercutting efforts to secure a deal in 2011 that could have kept US troops in Iraq.
American-led and Arab-backed air strikes carrying the fight against Islamic State from Iraq into Syria have dragged Washington into a new Middle East war - exactly the kind of conflict Barack Obama spent his presidency trying to avoid.