First lady Michelle Obama tends to the presidential garden during the third annual White House kitchen garden fall harvest in October 2011. The last vegetable garden planted at the White House was Eleanor Roosevelt's victory garden. Pablo Martinez Monsivais/AP hide caption

itoggle caption Pablo Martinez Monsivais/AP

"Tea" (a social word from the 17th century) is one of the words David Crystal examines in his book The Story of English In 100 Words. iStockphoto.com hide caption

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Breasts are getting bigger and arriving earlier. They're also attracting chemicals and environmental toxins, which are getting passed along in breast milk. Photographer: B-D-S/iStockphoto.com hide caption

itoggle caption Photographer: B-D-S/iStockphoto.com

Mexican author Carlos Fuentes poses for a photo after a news conference in Mexico City on March 12. Fuentes died Tuesday at a hospital in Mexico City. He was 83. Alexandre Meneghini/AP hide caption

itoggle caption Alexandre Meneghini/AP