U.S.

New data shows a high incidence of sexually transmitted diseases in states in the Southwest, as well as in cities with large military bases. 

The U.S. Secretary of State John Kerry and Energy Secretary Ernest Moniz said the Iran deal is the only way to stop the country from achieving nuclear power.

According to Florida Senator Marco Rubio, a GOP candidate for president, most members of Congress oppose Obama's Iran deal.

Thousand stormed New York's Times Square Wednesday to protest the Iran nuclear deal. Forty-eight percent of U.S. respondents to a Pew poll say they disapprove of the accord.

The sale of the S-300 missile defense system is set to go ahead despite Iran being banned from buying missiles for eight years.

“We are not neutral when it comes to adhering to international law," Daniel Russel said.

Russia's oligarchs have been transferring their vast wealth to their relatives to beat Western-led economic sanctions.

Union of Geopolitics Chairman Konstantin Sivkov says the Satan SS-18 is an outdated missile.

According to veteran journalist Mohamed Hassanein Heikal, it was Iran’s resistance during the talks that changed the terms.

Yuri Milner plans to spend $10 million a year for a decade on a research program called “Breakthrough Listen.”

On Monday, after 54 years, the Cuban Embassy in Washington reopened as guests smoked Cuban cigars and exiles protested.

More than half a century of hostility will fade into history Monday as Cuba and the U.S. jointly reopen embassies in Havana and Washington.

The odds appear slim, even though some officials expressed optimism.

The Moskva missile cruiser fired a Fort antiaircraft missile, which hit a target, simulating a surface vessel.

A breathalyzer to assess the amount of pot that a person driving has smoked is being developed by a Canada-based firm.

Key changes after the lifting of sanctions would not occur in the pharma industry but in the Iranian banks that serve it.

A number of key restrictions against the country, particularly those related to terrorism and human rights, remain in place.

Sen. Lindsey Graham said the conclusion was the worst step in the history of the Middle East.

In 2009, Iran already had 7,200 centrifuges, meaning that, even then, Iran could produce two nuclear weapons a year, weapons experts said.

The lifting of sanctions would allow many Iranian goods back onto the global market.

After months of negotiation, a deal has finally been reached regarding Iran's nuclear program.