NASA astronaut Don Pettit is drawn to the science of opportunity. These projects aren't funded by NASA or cooked up in a lab. In fact, some are quite simple. Pettit packed a wire frame for his latest ...

RIGHT NOW, THE INTERNATIONAL SPACE STATION IS ORBITING EARTH, AND ON BOARD IS A NASA ASTRONAUT. ASTRONAUT FROM CALIFORNIA. WE’RE TALKING ABOUT TRACY DYSON, A UC DAVIS GRADUATE AND A NATIVE OF ARCADIA.