People drew maps of body locations where they feel basic emotions (top row) and more complex ones (bottom row). Hot colors show regions that people say are stimulated during the emotion. Cool colors indicate deactivated areas. Image courtesy of Lauri Nummenmaa, Enrico Glerean, Riitta Hari, and Jari Hietanen. hide caption

itoggle caption Image courtesy of Lauri Nummenmaa, Enrico Glerean, Riitta Hari, and Jari Hietanen.

The happy couple. Lena Henderson and Roland Davis, who will marry again on Saturday. David Duprey/AP hide caption

itoggle caption David Duprey/AP

Taylor Swift in New York at Madison Square Garden in December 2009, a year in which she became very familiar with the top of the Billboard charts. Bryan Bedder/Getty Images hide caption

itoggle caption Bryan Bedder/Getty Images