NPR's Andrea Hsu paid $75 for her midcentury modern table and chairs, shown here in a 1963 Drexel Declaration catalog. She quickly realized it was a steal. Courtesy Drexel Heritage hide caption

itoggle caption Courtesy Drexel Heritage

The Hirshhorn Museum and Sculpture Garden proposed adding a giant, inflatable structure that would balloon out of its top and side. Roger L. Wollenberg/UPI/Landov hide caption

itoggle caption Roger L. Wollenberg/UPI/Landov

Sam Bompas (left) and Harry Parr made names for themselves with spectacular gelatin creations. Courtesy of Sam Bompas hide caption

itoggle caption Courtesy of Sam Bompas

Nanoflowers, each smaller than the thickness of a dollar bill, sprout up spontaneously on a surface dipped in salts and silicon. Courtesy of Wim Noorduin/Harvard University hide caption

itoggle caption Courtesy of Wim Noorduin/Harvard University

A man inspects a plastic cover placed over Slave Labour, an artwork attributed to Banksy, in London. This piece of art was put up for sale in Miami last February, but the ensuing outrage led to the auction's cancellation. The mural is now part of an exhibition in London, and is is expected to move to the U.S. afterward. Peter Macdiarmid/Getty Images hide caption

itoggle caption Peter Macdiarmid/Getty Images

The Procuress, painted by Johannes Vermeer in 1656, hangs in a Dresden, Germany, museum in 2004. While this particular work is not in question, Benjamin Binstock argues that other pieces attributed to the Dutch master are by an apprentice and a member of his household. Norbert Millauer/AFP/Getty Images hide caption

itoggle caption Norbert Millauer/AFP/Getty Images