ISTANBUL — Iranian President Mahmoud Ahmadinejad joined regional leaders Thursday for a summit on economic cooperation in Istanbul, just a month ahead of nuclear talks with world powers in the Turkish city.

TEHRAN - A prominent Iranian nuclear scientist was killed Monday and a second was seriously wounded in nearly simultaneous car bomb attacks in the Iranian capital, the semiofficial Fars news agency reported.

Iranian President Mahmoud Ahmadinejad said Thursday that embargoes are ineffective and the West should drop its aggressive approach if talks on Tehran’s nuclear program are to be successful.

While our panelists have displayed skepticism over the use of US force on Iran, they have collectively decided that it is more likely now than before.

Two Iranian aid ships carrying humanitarian relief and medical supplies for the people of Gaza will set sail for the coastal sliver in the upcoming days. Iran’s Red Crescent announced Monday that the cargo will include food, medicine and...

Iran’s former president has been barred from leaving the country, reports say. Mohammad Khatami was expected to attend a nuclear disarmament conference in Japan, but his aides say he was banned from travelling. Organisers of the meeting in...

Iran complained to the United Nations on Tuesday over what it called a U.S. threat to attack it with atomic weapons, accusing Washington of nuclear blackmail in violation of the U.N. charter. President Barack Obama made clear last week that Iran and...

Osama bin Laden’s closest relatives are living in a secret compound in Iran, members of the family said last night. They include a wife and children who disappeared from his Afghan camp at the time of the 9/11 attacks on the United States. There has...

France refused Monday to release an Iranian agent jailed for the murder of a former prime minister in exchange for the freedom of a young French academic charged with inciting street protests. Foreign Minister Bernard Kouchner insisted that Paris would...

For many months now, American and European intelligence agencies have been trading theories about a spare, two-page document written in Persian that, if genuine, would strongly suggest that scientists in Iran were planning some of the final experiments...