Add Yahoo as a preferred source to see more of our stories on Google. As the International Space Station soars 257 miles above Lake Michigan in October, NASA's Don Pettit captures a long-exposure ...

Until recently, “awe” was not something that academic researchers studied. But when Dr. Paul Piff, a social psychologist at the University of California, Irvine, became interested in the experience of ...

Longtime NASA astronaut Don Pettit, who has ventured to space four times, returned to Earth on Saturday night from the International Space Station. Pettit, who turned 70 on Sunday, landed at 9:20 p.m.