Al Qaeda involvement is a subject of investigation in Friday's incident in which a Nigerian man has been charged with trying to blow up a U.S. passenger jet bound from Amsterdam to Detroit, U.S. homeland security chief Janet Napolitano said on Sunday.
U.S. authorities on Saturday charged a Nigerian man with trying to blow up a U.S. passenger jet with high explosives and were investigating his claim that he had links to al Qaeda.
The government created a record on Umar Farouk Abdulmutallab in November 2009 in the intelligence community's central repository of information on known and suspected international terrorists, but there was not enough negative information to put him on a no-fly list, a U.S. administration official said on Saturday.
A Nigerian man linked to al Qaeda tried to set off an explosive device aboard a U.S. passenger plane as it approached Detroit on Friday, but was overpowered by passengers and crew and the aircraft landed safely, U.S. officials said.
Al Qaeda militants made a rare public appearance in restive south Yemen on Monday, telling an anti-government rally that the group's war was with the United States and not the Yemeni army, residents said.
Car bombs killed 112 people in Baghdad on Tuesday, leaving charred buses and scattered body parts in a blow to the government's efforts to show it can defend Iraqis before U.S. troops withdraw by the end of 2011.
British Prime Minister Gordon Brown has called on Pakistan to take tougher action against al Qaeda and step up its efforts to track down the group's leader Osama bin Laden.
Mumbai held tearful memorials and police staged a show of strength on Thursday as India's financial hub marked the first anniversary of militant raids that killed 166 people and ratcheted up tensions with Pakistan.
A Pakistani court indicted seven Pakistani suspects on terror charges on Wednesday in connection with last year's attack on the Indian city of Mumbai, a defense lawyer said.
India has put its nuclear power plants on alert and tightened security after intelligence about possible attacks, a report said on Monday.
A recently disrupted bombing plot represented one of the most serious security threats to the United States since the September 11 attacks, Attorney General Eric Holder said on Tuesday.
Coalition armed forces are in danger of losing a battle to terrorist organisations because they are failing to counter the use of new media in conflicts, according to a researcher from The Australian National University.
The Afghan-born man at the center of a U.S. anti-terrorism probe pleaded not guilty on Tuesday to conspiring to set off a bomb in the United States, and a federal judge ordered him held without bail.
New York City Mayor Michael Bloomberg, along with other leaders representing the region say additional federal funds are needed to improve the city's security against nuclear devices and “dirty” bombs.
A Pakistani court adjourned until Oct. 3 a hearing for seven Islamist militants suspected of involvement in last year's attacks in Mumbai that killed 166 people, a lawyer said.
Al Qaeda's number two Ayman al-Zawahri appeared on Wednesday in a new video marking the anniversary of the September 11, 2001 attacks, attacking Arab leaders and Barack Obama for their policies on Israel.
Al Qaeda's number two Ayman al-Zawahri appeared on Tuesday in an apparent new video marking the September 11, 2001 attacks against the United States, according to the SITE Institute, a U.S.-based terrorism monitoring service.
Forensic tests on the DNA from the body of a man killed during a raid by Indonesian police this week confirm he was Noordin Mohammad Top, one of Asia's most wanted militants, police said Saturday.
Indonesia's most-wanted Islamic militant, Noordin Mohammad Top, may have been killed in a shoot-out in Central Java, security and police sources said on Thursday.
Al Qaeda leader Osama bin Laden warned the American people over their government's close ties with Israel in an apparently new audio tape posted on an Islamist website on Monday.
Three Britons were jailed for life on Monday for plotting a terrorist outrage on the scale of the September 11 attacks by blowing up transatlantic airliners bound for North America using bombs made from liquid explosives.
Al Qaeda leader Osama bin Laden warned the American people over their government's close ties with Israel in an apparently new audio tape posted on an Islamist website on Monday.