Last Liftoff

EVANSTON, Ill. --- The launch of space shuttle Atlantis on mission STS-135 marks the final flight for NASA’s space shuttle program and the end of manned space flight for the United States for the foreseeable future. In this audio Q&A, Michael Smutko, senior lecturer in physics and astronomy at Northwestern University, discusses the final flight, the legacy of the shuttle program and the future of space exploration.

The need for kidney transplantation doesn't match our capacity.

Lorenzo Gallon of Feinberg is among those to say doctors should consider trying to reuse more organs to ease a shortage