On Aug. 18, 1838, the Exploring Expedition led by Navy Lt. Charles Wilkes embarked on a world cruise of scientific discovery. He fit well into a class of armed scientists, military naturalists who rose to prominence in the 18th and 19th centuries.
Apollo 11's astronauts had six months to gel as a crew and prepare for humanity's greatest space feat. The three had never served together on the same spaceflight before, and the busy preparation left little if any time for bonding.
One hundred years ago, in the early morning hours of May 9, 1919, a watchstander at the Orleans Lifesaving Station saw something he’d never seen before.