WASHINGTON, D.C.--If you walk around the Air & Space Museum here, as I did Sunday, you can't help be struck by how much of the most important events and aircraft in aviation history are from decades ago.
This is the museum, after all, where you can find the plane the Wright Brothers used in humanity's first-ever powered flight, in Kitty Hawk, N.C., in 1903. And the capsule from John Glenn's first American manned orbit of the Earth. And the Apollo 11 capsule. And so on.
Then again, right above you when you come in … Read more