Gravity, in the literal sense, keeps everyone (and everything) on Earth grounded. It acts as the anchor that prevents objects from floating skyward. For humans, it’s a leash that stops us from ...
The United States Air Force maintains a small, tightly controlled fleet of aircraft certified to deliver nuclear weapons, and the newest member of that club just passed a significant real-world test.
US Air Force and Energy Department personnel load a pair of unarmed B61-12 nuclear gravity bombs onto an F-35 at Hill Air Force Base on Aug. 19 for testing.