The 2009 Abilene High School Eagles hold their championship trophy and celebrate in the aftermath of their 28-17 victory over the Katy High School Tigers. Tom Goldman/NPR hide caption

itoggle caption Tom Goldman/NPR

Tiger Woods speaks at a press conference after Round 3 of the 2009 Australian Masters in November. Lucas Dawson/Getty Images hide caption

itoggle caption Lucas Dawson/Getty Images

At the Bamboo Bike Studio in Brooklyn, N.Y., cycling enthusiasts can assemble their own bikes from scratch. "Everyone who leaves the studio says, 'Wow, my bike is my favorite object now,' " says bike expert and engineer Marty Odlin. Joe Zorilla hide caption

itoggle caption Joe Zorilla