Columbus' Tomb Opened on Anniversary (AP) AP - Roman Catholic officials opened a tomb said to contain the remains of Christopher Columbus as part of an annual ceremony Tuesday, a day after the Dominican government denied a Spanish request to conduct DNA tests to determine which country has the navigator's true remains.
NASA seeks methods to repair shuttles in flight The US National Aeronautics and Space Administration or NASA is hoping to develop techniques to allow a crew to repair damages to Space Shuttle in flight.