The U.S. Army is entering a new era of aviation defined by speed and advanced technology. From the upgraded AH-64E Apache Guardian to next-generation systems like the Future Attack Reconnaissance ...
Aerodynamics explains how airplanes fly through the interplay of four fundamental forces: lift, weight, thrust, and drag. Lift opposes gravity, thrust propels forward, and drag resists motion. Pilots ...
Pictures of DNA often look very tidy—the strands of the double helix neatly wind around each other, making it seem like ...