U.S. NAVY

At least one of the helicopters used in the raid on Osama bin Laden's compound might have been a new stealth design, according to several reports emerging from the scene.

The U.S. operation involved the use of a gamut of technologically advanced gadgets and machinery. Here is a snapshot of the key technologies used to track and immobilize Osama bin Laden:

The CIA maintained a safe house in the Pakistani city of Abbottabad for a small team of spies who conducted extensive surveillance over a period of months on the compound where Osama bin Laden was killed by U.S. Special Operations forces this week, according to a report in the Washington Post.

The Archbishop of Canterbury, Rowan Williams, has lamented that the shooting of an unarmed Osama by U.S. Navy SEALs has bothered his conscience.

The United States is staging high-profile submarine exercises in the Arctic Ocean this month as evidence mounts that global warming will lead to more mining, oil production, shipping and fishing in the world's last frontier.

The Pentagon expects to hand over control of allied military operations in Libya in a matter of days, Defense Secretary Robert Gates said.

The Libyan military called for an immediate cease-fire as allied forces pounded convoys across the country.

British, French and American jets conducted bombing and attack operations over Libya on Sunday to enforce a no-fly zone over the country meant to stop leader Muammar Gaddafi's forces from killing civilians as the Arab League criticized the assault, saying casualties among civilians had occurred nonetheless.

A recent expedition to the bottom of the Gulf of Mexico found that last summer's oil spill will likely affect the region for several more years.

The U.S. navy will continue to upgrade its military capabilities in the Pacific given its steadfast commitment to the region, a U.S. vice admiral said on Monday, while urging China's growing navy to avoid provocation.

Canada based rare earth mineral company Rare Element Resources is planning to open a strip mine inside a national forest in northeast Wyoming, the Associated Press reported.

A U.S. judge sentenced a Somali pirate to 33 years and nine months in prison on Wednesday for his role in the 2009 seizure of the Maersk Alabama container ship and two other vessels in the Indian Ocean.

U.S. military commanders are expressing confidence that they can hold their own in the face of faster-than-expected advances by China's military, but looming cost cuts are adding to doubts about the future of American power in the Pacific.

Scientists at Los Alamos National Lab have built a key component to battlefield lasers that could arm U.S. navy ships by the end of the decade.

China's new anti-ship aircraft carrier killer missile has achieved initial operational capability, but that won't affect the United States military's operations in the commercially vital South China Sea, a top U.S. military commander said.

It makes sense for China to invest heavily in green energy.

The U.S. Navy has brought a concept that has long been a staple of science fiction closer to reality.

Top leaders of the U.S. armed forces agreed on Friday that if ordered to, they could implement a repeal of the Don't Ask, Don't Tell policy banning openly gay service members, although some recommended it not take place at this time.

The tension in Korean peninsula is unlikely to subside as South Korean intelligence chief Won Sei-hon said the North is highly likely to attack again.

The technology used by Wikileaks to maintain anonymity could be the Onion Router which is also used by U.S. Navy.