Extremely hot days are prime for bad air because hydrocarbons evaporate into the air, helping to create ozone. Ramin Talaie/Getty Images hide caption

Mark Adams Sarah Adams/Penguin hide caption

NPR's Margot Adler and her son, Alex Gliedman-Adler, at the cemetery at the Zentralfriedhof, where her famous grandfather was buried. Alfred Adler, the "Founder of Individual Psychology," died in 1937. Margot Adler hide caption

At farm dinners, people eat local food with the farmers who cultivated it. Courtesy St. Brigid's Farm hide caption

Kitty Lambert (right) and Cheryle Rudd are married by Niagara Falls Mayor Paul Dyster in Niagara Falls, N.Y., on Saturday. With a rainbow-lit Niagara Falls as a backdrop early Sunday, Lambert, 54, and Rudd, 53, were among the first gay couples to tie the knot with the blessing of the state, which last month became the sixth and largest to sanction gay marriage. David Duprey/AP hide caption

Wickenden writes that when Underwood and Woodruff first wrote to Ferry Carpenter about working in his school, he didn't seem worried about their lack of teaching credentials or their unfamiliarity with life on the frontier. Dorothy Wickenden hide caption

Vanessa Carlton's new album, Rabbits on the Run, comes out July 26. Courtesy of the artist hide caption