Ukraine's President Volodymyr Zelensky said his country was ready to embrace a deal, and the United States had indicated it ...

A letter U.S. President Donald Trump wrote to Iran's supreme leader in an attempt to jump-start talks over Tehran's rapidly advancing nuclear program has arrived in the Iranian capital.

A CDC program tests wastewater from airplanes, looking for pathogens that may have hitched a ride with passengers on long-haul international flights.

Pakistan’s help in arresting an Islamic State commander. Will that spark a major shift in Pakistan-U.S. relations?

MEXICO CITY — President Sheinbaum led a mass gathering of jubilation on Sunday, days after the United States postponed for a ...

Federal agencies have until Thursday to submit reduction-in-force plans that detail employee terminations as part of the ...

If people thought Iraq and Afghanistan were drawn-out quagmires, just wait until the military takes on the cartels.

The administration’s now-revoked selection of Daniel Davis as a deputy director of national intelligence sparked bipartisan concern on and off Capitol Hill ...

President Donald Trump expressed optimism Wednesday that US negotiators headed to Moscow could secure a ceasefire in the ...

Helicopters are a very useful tool for these types of operations, but they haven't always been the only solution. In the 1950s, an American inventor, Robert Edison Fulton Jr., created a personnel ...

Russia's intelligence agency said its chief spoke to the head of the CIA on Tuesday, the first reported contact between the ...

With Ukraine signed up to US proposals for a 30-day ceasefire, the pressure is now on the Kremlin to decide whether it too ...