November 25, 2012 at 11:34 pm
While many animals are able to fly, birds are the creatures that have mastered flight. They evolved feathers and an aerodynamic body shape. But how exactly did they evolve the ability for complex flight? Were birds first capable of gliding then modified this advantage into powered flight? Or did they begin flapping their wings […]
November 25, 2012 at 5:54 am
Many are familiar with the Northrop Grumman B-2 Spirit’s iconic ‘flying wing’ shape. This was the first aircraft to successfully employ the flying wing design. Northrop Grumman chose the flying wing design primarily for its stealth. The flying wing is also very aerodynamically efficient, as the surface of the entire craft is used to produce […]