...Discovery to drop off flight engineer Suni Williams for her six-month stay at the space station and return with German Thomas Reiter of the European Space Agency, who arrived there in July. Astronauts also plan to rewire the electrical system on...

...emergency? Brent Shelton of Sterling Elementary School wanted to know how long it would take for German astronaut Thomas Reiter to walk regularly and feel normal after coming back to Earth. It was a particularly appropriate question for Reiter...