Here are some interesting weapons that appear to be inspired by sci-fi.
Amazon just won a court order that blocks a $10 billion U.S. military contract to Microsoft.
Sinking in April 1963, the Thresher lost all 129 crew members during the accident known as the country's worst nuclear submarine disaster.
Files from the 1950s up until 2009 will be shared publicly, said the British Royal Air Force.
Laser weapons are agile, have infinite ammunition, and can take down a variety of targets.