Police in Arizona said they arrested Thursday a 16 year-old female student who threatened in an online video to "kill everyone" at her high school then kill herself.
Mitsubishi Motors on Wednesday widened a recall over an oil leak issue on vehicles sold in Japan to about 1.7 million vehicles, prompting a rebuke from the country's transport ministry.
Oscar-winning director James Cameron, who broke new ground with 3D technology with "Avatar," is bringing that knowhow to Cirque du Soleil, producing a 3D film featuring the high-flying acrobatic troupe.
Biologists say the human hand is a wonder of evolution, providing dexterity that lets our species perform activities as diverse as bricklaying, writing, ice hockey and brain surgery.
Solo rock stars are twice as likely to die prematurely as counterparts who perform in groups, a study published in the journal BMJ Open said Wednesday.
On the heels of the deadly shooting tragedy in Connecticut, parents' anxiety is driving a surge in sales of bullet-proof backpacks, in the hope the armored bags can give their kids a safety edge.
Rebels in the Central African Republic seized a town near the border with Chad on Wednesday, a day after Chadian troops entered the country at Bangui's request to help the army contain the rebel offensive.
A filing Wednesday in a high-stakes legal battle between Samsung and Apple revealed that a "pinch-to-zoom" patent central to the case has been deemed invalid.
South Korean president-elect Park Geun-Hye vowed Thursday to put national security first while pursuing greater engagement with a belligerent North Korea.
The deadly US shooting rampage last week has revived debate about access to mental health care -- a tough issue as state funds dry up and laws make it difficult to treat people against their will.