The first U.S. transcontinental railroad, completed with a spike hammered into the track in 1869, transformed the nation. Perhaps the same will happen on the moon. The Defense Advanced Research ...

Chinese immigrants flocked to the American West in the 1800s to help build railroads and amid a mining boom. Many of their experiences have largely ...

marking the completion of the first transcontinental railroad, officially uniting the eastern and western parts of the nation. This year marks Lincoln’s 216 th birthday and the locomotive will ...