US regulators on Friday warned against ingesting pure powdered caffeine, which is being sold in bulk over the Internet and is known to have killed at least one teenager.
US online giant Amazon unveiled a Netflix-style subscription plan for unlimited access to e-books, a move which could shake up the world of publishing.
Iran and world powers gave themselves four more months to negotiate a historic nuclear deal after failing to close major gaps in marathon talks in Vienna.
A group of Ethiopian bloggers and journalists detained for nearly three months have been charged with terrorism for having links to an outlawed group and for planning attacks, a judge said.
US President Barack Obama spoke by phone with the leaders of Germany, Britain and Australia to discuss how to respond to the downing of a Malaysian jetliner in eastern Ukraine.
The US Justice Department announced that package-delivery giant FedEx has been indicted for allegedly facilitating the distribution of controlled substances and prescription drugs sold by illegal online pharmacies.
Chinese President Xi Jinping presses a charm offensive with Latin American leaders on Thursday, highlighting Beijing's growing interest in a resource-rich region traditionally considered the backyard of the United States.
A US judge sentenced two British men to a combined total of 20.5 years in prison Wednesday for conspiring to provide and for providing equipment and personnel to the Taliban.
Russian President Vladimir Putin warned on Thursday that Washington's new biting sanctions against his country will boomerang and hit back at US national interests.
A US actress who tried to blame her husband for sending ricin-laced letters to President Barack Obama, then-New York mayor Michael Bloomberg and a gun control activist got 18 years in prison
Pulitzer-prize winning journalist and activist Jose Antonio Vargas, who revealed in 2011 that he is an undocumented immigrant, was freed by US border agents after being held for several hours.
US conductor and composer Lorin Maazel -- whose celebrated international career began when he was a child and later included stints at the New York Philharmonic and the Vienna State Opera -- died Sunday. He was 84.
US Secretary of State John Kerry was to meet again Monday with his Iranian counterpart seeking to narrow serious gaps blocking a historic nuclear deal with a deadline just days away.
Three of the world's richest men -- Bill Gates, Warren Buffett and Sheldon Adelson -- put aside their political differences to unite in scathing condemnation of US lawmakers' failure to implement immigration reform.