NPR's Pien Huang takes a journey to the Smithsonian Folklife Festival to hear from youth voices about how they're telling the story of America on the 4th of July.

Construction will continue until November for the $13 million project, said Miguel Castillo project engineer for the agency.

The concepts in the MingKwai typewriter underlie how Chinese, Japanese and Korean are typed today. The typewriter, patented ...