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Tired of his crooked teeth, 24-year-old Amos Dudley made a mold of his teeth and fabricated a set of aligners using orthodontics reference books, a 3-D printer and other digital fabrication tools.

In 1954, Folkways Records released an album that sold so poorly, the royalties to date total less than a thousand dollars. Today, five of the top names in klezmer have gathered to recreate it.

The self-taught artist spent much of his life institutionalized, where he began to make remarkable art. Now some of it is featured on a series of U.S. postage stamps.

Pete Sokolow has been called irascible and a tough-as-nails teacher. He's also one of the last living links to klezmer's immigrant pioneers — and to a new generation of musicians, he's invaluable.

The bread that Jules and Helen Rabin have made in their fieldstone oven for four decades has a cult following in central Vermont. But this may be the last summer they sell it at the farmers market.

The preservation of Yiddish as a spoken language gets more attention, but Yiddish once had a vibrant written tradition as well, filled with plays, poetry, novels and political tracts.

Inventing a new product is hard if you can't afford to build a prototype. Enter maker spaces, workshops boasting shared high-tech tools. Entrepreneurs love them, and big backers are taking notice.

Collective Cadenza, or CDZA for short, is a loose-knit group of musicians — many of them graduates of Juilliard. They've made a name for themselves with funny YouTube videos that have received millions of views. As a result, the group was invited to perform live at the inaugural YouTube Music Awards alongside Eminem, Lady Gaga and Arcade Fire.

Despite his disability, Larry Selman devoted more than half his life collecting money for multiple charities from total strangers on the streets of New York. The subject of the Oscar-nominated film The Collector of Bedford Street died Jan. 20 at the age of 70.

The Pentagon's research agency, DARPA, played key roles in developing the Internet and GPS. Now it's investing money in high school hackerspaces, where students gather to come up with high-tech ideas — like a bicycle that generates electricity.