After a five-year drought and decades of mismanagement, Tehran is at risk of running out of water in several weeks, the government warned.

Iran's state television says an Iranian navy helicopter confronted a U.S. warship attempting to approach Iranian territorial waters in the Gulf of Oman.

Iranian and European delegations will gather in Istanbul, Turkey, on Friday for fresh talks on Tehran's nuclear program.

Iran said it would continue nuclear talks with European powers after "serious, frank, and detailed" conversations on Friday, the first such face-to-face meeting since Israel and the U.S. bombed Iran last month.

Delegations from Iran and the European Union arrived at in Istanbul for talks about the United Nations nuclear watchdog aid could provide an opening to resume inspections.

It is another symbol of deepening strategic cooperation between Russia and Iran, a point of concern for U.S.-led Western allies.

Only weeks after the ceasefire that ended the 12-day war between Israel and Iran, both sides appear to be preparing for another round of conflict. The June war was the most direct military confrontation between Israel,