The U.S. decision to strike the Khorasan Group to stop a possible terror attack represents a significant expansion of the largely secret war against core al-Qaida, a group President Barack Obama has proclaimed was "a shadow of its former self."
Asian stock markets drifted Wednesday as the boost from stronger Chinese manufacturing was offset by grim economic news from Europe and airstrikes in Syria.
Secret Service agents in Virginia and Washington earlier this summer twice interviewed an Army veteran accused of climbing over a White House fence during the weekend and running into the executive mansion in the two months before the embarrassing security breach, a federal law enforcement said Tuesday.
Fired a day earlier from UPS, a man put on his work uniform, drove to an Alabama package sorting center and evaded security by entering through a truck dock in the rear, police and the company say.
The only thing rising faster than heat-trapping gases Tuesday were the statements of urgency by world leaders, who told each other at a United Nations summit how seriously they take global warming. Binding commitments and action are to come.
Mortar fire struck an apartment block in the rebel-held city of Donetsk overnight, yet another violation of a cease-fire declared weeks earlier between government forces and pro-Russian insurgents.
India triumphed in its first interplanetary mission, placing a satellite into orbit around Mars on Wednesday and catapulting the country into an elite club of deep-space explorers.
The one-two-three punch of American and Arab airstrikes against Islamic State militants in Syria and Iraq was just the beginning, President Barack Obama and other leaders declared Tuesday. They promised a sustained campaign showcasing a rare U.S.-Arab partnership aimed at Muslim extremists.
At least 10 airstrikes hit suspected Islamic State positions on Wednesday in an eastern Syrian town near the Iraqi border, activists said.
Defiant to the end, Osama bin Laden's son-in-law was sentenced Tuesday to life in prison for acting as the voice of al-Qaida after the Sept. 11 terror attacks, telling a judge that there would be a price to pay for trying to "bury me alive."
Hundreds of students walked out of classrooms around suburban Denver on Tuesday in protest over a conservative-led school board proposal to focus history education on topics that promote citizenship, patriotism and respect for authority, in a show of civil disobedience that the new standards would aim to downplay.
Three months after announcing its intention to largely comply with an international treaty banning land mines, the Obama administration on Tuesday carved out an exception for its stockpile of the weapons on the Korean Peninsula.
U.S. health officials Tuesday laid out worst-case and best-case scenarios for the Ebola epidemic in West Africa, warning that the number of infected people could explode to at least 1.4 million by mid-January -- or peak well below that, if efforts to control the outbreak are ramped up.
Pennsylvania state police are defending themselves against complaints that they have unfairly denied residents access to their homes during the manhunt for a suspected killer.
The twin ports that handle 40 percent of America's import trade were mostly back in business again after an idle day brought on by smoke from a fire at an old wooden wharf.
A terror suspect shot dead after he stabbed two Australian counterterrorism police officers had his passport canceled on national security grounds and had recently displayed what appeared to be a flag of the Islamic State group, top police officials said Wednesday.
A suspected U.S. drone fired four missiles at a vehicle carrying Uzbek and local militants in the country's northwestern tribal region near the Afghan border on Wednesday, killing 10 of them, two Pakistani intelligence officials said.
The push for clean energy to reduce greenhouse gases has led to multibillion-dollar investments in wind and solar projects, but finding an economical way to store renewable energy that comes and goes like the breeze or the sun has proved challenging.
Turkish President Recep Tayyip Erdogan said Tuesday he is considering expanding support for Western and Arab operations against the Islamic State group to include military involvement.