Lynn Good has had many mentors throughout her career — but few of them were women. "So I'm generationally on the early part of the ascent of women into leadership roles," the Duke Energy president and CEO says. Pat Sullivan/AP hide caption

itoggle caption Pat Sullivan/AP

Perch exposed to the anxiety drug oxazepam were more daring and ate more quickly than fish that lived in drug-free water. Courtesy of Bent Christensen hide caption

itoggle caption Courtesy of Bent Christensen

People look at homes and businesses destroyed during Superstorm Sandy on Tuesday in the Rockaway section of Queens, N.Y. Spencer Plat/Getty Images hide caption

itoggle caption Spencer Plat/Getty Images

Algae blooms in the mouth of the Elizabeth River in Norfolk, Va., on July 31, 2010. Rain, high temperatures, and pollution from agricultural runoff made for ideal algae bloom conditions. Morgan Heim/AP hide caption

itoggle caption Morgan Heim/AP