Apr 12 Watch Scientist Surrenders: General Amer Hammoudi al-Saadi The top scientific adviser to Saddam Hussein, General Amer Hammoudi al-Saadi, surrendered to U.S. forces in Baghdad Saturday. Continue watching
Feb 27 Watch Shuttle Columbia: The Search for Answers Investigators continue to look for answers to the space shuttle Columbia disaster. Terence Smith discusses the latest evidence with Anthony Weiner, a member of the House science committee; and Lori Garver, a former associate administrator for policy and plans at… Continue watching
Feb 26 E-mails Indicate NASA Worried About Columbia Crew’s Survival NASA engineers worried a day before the Space Shuttle Columbia disintegrated upon re-entry that the shuttle's wing might burn through, leading to a breakup of the craft -- a message they did not communicate to senior NASA officials. Continue reading
Feb 21 NASA Officials Discussed Damage Before Columbia Disaster Days before the space shuttle Columbia disintegrated a NASA official warned that damage sustained during takeoff may have been enough to allow super-heated air to breach its left landing gear door. Continue reading
Feb 13 Watch Shuttle Columbia: Search for Answers NASA released copies of an e-mail by one of their engineers, which warned of catastrophic consequences to the shuttle Columbia from the piece of foam insulation that struck the shuttle during liftoff. Ray Suarez discusses the investigation and NASA's safety… Continue watching
Feb 12 No Indication of Problems During Columbia Flight, Official Says NASA Administrator Sean O'Keefe on Wednesday told a congressional committee that he could not yet determine what caused the space shuttle Columbia to break up during re-entry on Feb. 1, but said investigation efforts are continuing. Continue reading
Feb 06 Watch Shuttle Columbia Disaster in Space The search for debris from the shuttle Columbia continued today. Gwen Ifill discusses the investigation with the White House correspondent for The New York Times and a former astronaut. Continue watching
Feb 06 Watch Background: Shuttle Columbia Disaster in Space The search for debris from the shuttle Columbia continued today. Kwame Holman reports. Continue watching
Feb 04 Watch Reaching for the Stars: Space Shuttle Columbia President Bush led mourners Tuesday in a ceremony honoring the seven astronauts who died aboard the Space Shuttle Columbia. Four guests discuss what makes exploring space -- and the people who do it -- so compelling. Continue watching
Feb 03 Investigators Widen Columbia Recovery Field Hundreds of police and soldiers continued their search for wreckage from the Space Shuttle Columbia Monday, covering a growing debris field that cut a swath more than 100 miles long and 10 miles wide across east Texas and Louisiana. Continue reading