President Barack Obama said on Monday his chief of staff Bill Daley, brought into the White House to repair tarnished ties with big business, was stepping down in an early election-year staff shake-up

A bipartisan group of foreign policy experts have asked Secretary of State Hillary Clinton to speak with Pakistani leaders and make appropriate public statements to ensure that former diplomat Husain

The US is looking to reduce the number of its troops in Europe, but the exact figures would be available only when President Barack Obama presents his budget to the Congress next month, a top American

U.S. authorities are investigating allegations that an Indian government spy unit hacked into emails of an official U.S. commission that monitors economic and security relations between the United Sta

Archaeol-ogists claim to have solved the century-old riddle why the tombs of Pompeii have so much litter — the citizens of the ancient Roman city may just have been messy at least by modern standards.

Leading Republican presidential candidate Mitt Romney faced barrage of onslaught from his rivals on the eve of the crucial New Hampshire primary, which he has been leading by considerable margin against his rivals.

A once reluctant United States is reaching out to the Muslim Brotherhood in a nod to Egypt's new political reality, but concerns linger about the group's attitude toward minorities, women and the peac

Scientists claim to have created the smallest wires ever developed in silicon — just one atom tall and four atoms wide.

US President Barack Obama has vowed to continue his efforts to create more jobs amid heartening news that the unemployment rate has declined to its lowest level in nearly three years.

An Arizonan engineer has come up with a wearable LED television that can be worn as a jacket and shows episodes of American animated sitcom, The Simpsons.

David Forbes, an electrical engineer by prof