Shakeri, an Afghan national living in Iran, told the FBI that a contact in Iran’s paramilitary Revolutionary Guard instructed ...

Iran's capital Tehran frequently ranks among the world's most polluted cities, says Swiss-based air quality monitoring ...

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As the winds blew away Tehran’s winter smog this week, clearing the skies for glimpses of snow-capped mountains outside the city, Iran’s broadcast airwaves were filled with talk of peace in ...

This is a locator map for Iran with its capital, Tehran. DUBAI, United Arab Emirates (AP) — A man fatally shot two prominent hard-line judges in Iran's capital Saturday, officials said ...

Russian and Iran share a complicated past, peppered with conflict, and even now tread a fine line between cooperation and mistrust. And yet, the war in Ukraine has pulled Moscow and Tehran closer.

In World War II, the Soviet Union and Britain invaded Iran, which still evokes painful memories in Tehran. Tensions ran high in the Cold War, when Tehran was a U.S. ally under the Shah of Iran.

Iranian President Masoud Pezeshkian says his country "never" plotted to assassinate President-elect Trump and affirmed that "we never will." Pezeshkian made the statement during an interview with ...

His remarks shed new light on the depth of Israel's operations against Tehran's nuclear ambitions. Iran's nuclear program, which it insists is peaceful, has become a flashpoint in broader ...

Mohammadreza Kavianpour, head of the Water Research Institute of Iran, has previously linked global warming to the melting of snow and glaciers. He highlighted that this process, which started in the ...

In his first term, Trump pursued a "maximum pressure" campaign against Iran. He sought to wreck its economy through intensified sanctions aimed at forcing Tehran to negotiate a deal on its nuclear ...