Tunde Wey gets ready to serve plantains and Jollof rice at his pop-up Nigerian dinner in the kitchen of Toki Underground, a ramen restaurant in Washington, D.C., in December 2014. Eliza Barclay/NPR hide caption

itoggle caption Eliza Barclay/NPR

Workers with Ceria wait for a pipe-welding machine to finish connecting two sections of plastic irrigation pipe in Bario, Malaysia. The company has brought mechanized farming to the Kelabit Highlands. Jerry Redfern for NPR hide caption

itoggle caption Jerry Redfern for NPR

Kohlrabi, peeled and sliced, is refreshing, but lightly poached is good too, says chef April Bloomfield. iStockphoto.com hide caption

itoggle caption iStockphoto.com

Dan Gray is a restaurateur and food blogger in Seoul, South Korea. Elise Hu/NPR hide caption

itoggle caption Elise Hu/NPR

The Birth of Venus, by Sandro Botticelli, depicts the goddess of love floating on a giant scallop shell. The word aphrodisiac derives from her Greek name, Aphrodite. Sandro Botticelli/Wikimedia hide caption

itoggle caption Sandro Botticelli/Wikimedia

Matt Stonie (right) is crowned winner of the annual Fourth of July Nathan's Famous Hot Dog Eating Contest in Brooklyn, N.Y., Saturday. Stonie defeated eight-time champion Joey Chestnut 62-60. Andrew Kelly/Reuters/Landov hide caption

itoggle caption Andrew Kelly/Reuters/Landov

"Who Gets Kissed" corn is a variety bred in Wisconsin specifically for organic farmers. It's named for an old game. At corn husking time, a lucky person who found a rare ear of corn with red kernels had the right to kiss anyone that he or she chose. Courtesy of Adrienne Shelton hide caption

itoggle caption Courtesy of Adrienne Shelton