The U.S. Federal Reserve Chairman Ben Bernanke warned against tightening monetary policy too soon, in testimony before the Congress on Wednesday.

US teen births have dropped to a record low, but the country still has one of the highest rates among developed nations, the US Centers for Disease Control and Prevention said.

A friend of Tamerlan Tsarnaev implicated himself and the Boston bombing suspect in an unsolved triple homicide before FBI agents killed him in a violent altercation Wednesday, local media re [ … ]

Two babies are among the 24 people killed by a tornado that tore through this US community, officials said Wednesday, as residents began the daunting task of rebuilding their lives.

The sweeping overhaul of the US immigration system took a major step towards viability when the Senate Judiciary Committee voted 13-5 to approve a landmark bill offering a path to citizenshi [ … ]

A powerful tornado attacked on Monday afternoon the southern suburbs of the Oklahoma City, capital of the U.S. state of Oklahoma, killing at least 51 people and injuring at least 140 others, [ … ]

At least 37 people were killed and many others were wounded when a storm with a massive tornado struck an area outside the U.S. city of Oklahoma on Monday afternoon, officials said.

US President Barack Obama has said the federal tax agency's targeting of conservative groups for extra scrutiny was "intolerable and inexcusable".

The Associated Press has described the US government's secret seizure of its journalists' telephone records as a "massive and unprecedented intrusion".

Venezuelan President Nicolas Maduro has launched a massive security plan aimed at curbing street crime.