Not every experimental jet fighter made by the U.S. military would go on to reach production, for any number of reasons.

This tracked personnel carrier can float across the snow, crawl over ice and paddle through the mud. Oh, and it can swim.

On August 9, 1952, during the Korean War, a flight of four Hawker Sea Furys took off from the Royal Navy's aircraft carrier, ...

It can attain altitudes of 45,100 feet, speeds of up to 630 mph, and a range of up to 6,800 nautical miles – if no refueling ...

Dozens of people braved frigid February temperatures to protest actions by the Trump administration in front of the federal ...

There is now a new cold war taking shape. This is different in scope and substance compared to the one waged after the end of the Second World War. Then the contestants were what was at that time ...

Valentine's Day in North Texas will see temperatures rise to the lower 50s, while Saturday will be warmer with a high of 70 ...

Another blast of bitterly cold arctic air will engulf the central states through the week, where temperatures will be 20 to 50 degrees below average. Over a hundred daily record lows could be set ...

Frigid conditions are sapping the U.S. Army's batteries. Leadership wants better options. Why it matters: Freezing fog and ...

(Bloomberg) -- A burst of frigid air across the Midwest will pummel the US East next week, testing power grids and sending heating-fuel demand sharply higher as arctic cold pushes south from Canada.

According to the FOX Forecast Center, this extreme cold appears locked in, with a deep freeze likely lasting through the end of the month. The north-central U.S. will suffer from the most extreme ...

Different weather forces in the Arctic are combining to push the chilly air that usually stays near the North Pole not just into the United States ... latest projected cold outbreak should ...