Young student, old bones.

• Position: DINOSAURS - Kevin Terris discovers Parasaurolophus dinosaur - Brief article

Kevin Terris was just 17 and a high school senior at the Webb Schools in Claremont, California, the day he stumbled on a 75-million-year-old treasure. Hiking through Grand Staircase-Escalante National Monument in southern Utah on his school's annual summer field trip in 2009, he noticed a mushroom-shaped rock. "When we walked around to the other side, we saw the skull," Terris says. "We figured the whole skeleton must be there, or at least a good portion of it." Now researchers say that what Terris found is the most complete known specimen of the tube-crested Parasaurolophus--a herbivorous dinosaur with a distinct bump on its head that lived during the Late Cretaceous period. Nicknamed Joe, the dinosaur Terris...