The remains of all seven astronauts who were killed in the space shuttle Columbia tragedy have been recovered, US officials said last night.
of charred tiles, some of the 20,000 that protected Columbia from 2,500F temperatures and whose failure may have caused the disaster, littered the area.Of the seven astronauts who died when Columbia burned up at 12,500mph 200,000ft above the earth all that remained were a collection of ...