American astronauts have performed 239 spacewalks, each of which typically lasted six hours or more.
06/03/2010 12:05 pm
The endurance trial will simulate the 250-day flight to Mars, a landing and surface stay of up to 30 days, and then the 240-day trip back to Earth.
06/03/2010 11:59 am
Gallery World's top 10 military spenders
New report that Iran is amassing more low-enriched uranium – and has enough to make two nuclear bombs – is likely to spur the move toward tougher sanctions. But Israel's raid on Gaza aid flotilla may stall any international action on Iran.
06/01/2010 07:42 pm
Until Hamas accepts Israel’s right to exist and stops launching rocket attacks, Israel may have to continue the Gaza blockade.
06/01/2010 05:49 pm
An independent probe and a vigorous push in the peace process are needed in the wake of the Israeli storming of a flotilla bound for Gaza, and the resulting deaths.
06/01/2010 04:11 pm
After several delays, some 1,600 delegates from across Afghanistan are to meet Wednesday for a three-day peace jirga, or meeting. But no government opponents or insurgents will be at the gathering, which targets consensus on how to pursue peace talks.
06/01/2010 10:13 am
Since Deng Xiaoping allegedly made that statement China has grown its economy faster than any nation before it. The US and Europe have gone into debt.
05/30/2010 09:55 am
Arab nations finally won agreement from the US and the other nuclear powers to take the first step toward banning nuclear weapons from the Middle East. Now, the next move is Israel's.
05/29/2010 12:40 pm
The Brazilian-Turkish deal does nothing to address concerns about Iran’s continuing enrichment of uranium, US officials said Friday. The US believes Iran is using the swap as a tactic to delay a UN sanctions resolution.
05/28/2010 07:52 pm