In 1869, very little of the Colorado River drainage had been explored and, at the age of 35, Powell was determined to complete the first scientific survey of the region. A Civil War hero who was bored with his college teaching job in the Midwest, “Powell wanted to make a name for him...
and you will only die — for good, when there are no longer any possible universes where you will have survived, and all universes thereafter will be home to all the rest of humanity, who whom those universes are places where they can live. ...
White-throated swiftsare aerial feeders on insects whose scientific name means "rock-inhabiting air sailor." Pairs even copulate in a downward, spinning flight that only looks out of control. Flying on the level these swifts are one of the swiftest of all birds. White-throated swifts nest...