U.S. Vice President Joe Biden has rejected calls for more sanctions against Iran over its nuclear program, saying "this is not the time to risk a breakdown when we still have a chance for a breakthrough."
A senior Iranian official has confirmed his country carried out air strikes in neighboring Iraq against Islamic State (IS) militants at the request of the Iraqi government, Britain's "The Guardian" newspaper reported.
Iranian officials are worried about the spread of cohabitation among unmarried couples.
Catherine Ashton will continue mediating talks between Iran and world powers on Tehran's disputed nuclear program.
An Iranian judiciary official says the Islamic republic is working to change its law related to drug-trafficking crimes in order to reduce the number of executions.
Friends and relatives of Ali Tabarzadi believe his arrest is related to a call he and others had made for a protest on December 5 in support of animal rights and against the killing of stray dogs and cats.
U.S. President Barack Obama has nominated a former weapons purchaser at the Pentagon, Ashton Carter, to become the next U.S. Secretary of Defense.
A U.S.-based rights watchdog says Internet freedom around the world has deteriorated for the fourth consecutive year, with the steepest declines in Russia, Ukraine, and Turkey.
Iran’s judiciary has extended the pretrial detention of "Washington Post" reporter Jason Rezaian for another two months, a rights watchdog has reported.
U.S. Secretary of State John Kerry says Washington and Tehran are not coordinating their fight against Islamic State militants in Iraq but that any Iranian military action against the IS would be "positive."
Iran has denied claims by the Pentagon that its F4 Phantom fighter jets carried out strikes against Islamic State (IS) militants in Iraq.
A U.S.-based cybersecurity firm says Iranian hackers have infiltrated some of the world's top energy, transport, and infrastructure companies during the past two years.