NASA footage shows the crew of the space shuttle Columbia preparing for re-entry just moments before the shuttle broke apart.
Dan Rather reports from the Houston area, where President Bush joined the NASA family gathering to say a final goodbye to the seven lost astronauts.
The Columbia investigation is stretching farther west, with new evidence that the breakup of the shuttle began over Arizona, Bob Orr reports.
The search expands for shuttle debris and Bill Whitaker reports searchers have found the nose cone of Columbia as well as more remains of the astronauts.
On NASA Road One in Spacetown, the Columbia loss is personal because those lost were not only astronauts, but also friends and neighbors, Jerry Bowen reports.
The investigation into the cause of the shuttle disaster is centered on a piece of insulation that broke off during the launch, Bob Orr has details.
President Bush plans to attend a memorial remembering the crew's achievements and to renew the nation's commitment to its space program, Bill Plante reports.
The nose cone of Shuttle Columbia was discovered near the Louisiana border, crews will dig it up as part of a massive effort to collect debris, Bob McNamara reports.
For the latest on the ongoing shuttle investigation, veteran CBS News Space Consultant Bill Harwood helps shed light on recent developments.
The disaster of Shuttle Columbia could have a major impact on the future of the International Space Station, Mark Brown - a former astronaut who helped design it - explains.
The Shuttle Columbia disaster not only took seven lives, but it also destroyed more than 80 scientific experiments from space, Harry Smith explains.
NASA isn't ready to say it has a smoking gun, but it says the Columbia disaster may have been caused by a piece of thermal insulation that broke off at take-off, Bob Orr reports.
Dan Rather interviewed CBS Space Analyst Bill Harwood about the possible link between the liftoff debris strike and the fatal breakup.
The shuttle program at NASA is now under scrutiny, and as John Blackstone reports, critics say the drastic budget cuts may have compromised the safety of missions.
Dan Rather interviewed NASA administrator Sean O'Keefe about the agency's budget cuts and the investigation focus on the shuttle's thermal tiles.
Bob McNamara reports that locating all the debris from the shuttle may take months or years. Meanwhile, some schools were closed until the possibly toxic debris is collected.
Bill Whitaker reports on scores of volunteers scouring thick woods in Texas to find more remains of the Columbia shuttle and crew.
The final mission of Columbia was unique because it was only about science. Jane Clayson reports on how we have benefited from space technology and experiments.
Families of the lost astronauts are grieving, but Lee Cowan reports, they are encouraging NASA to continue, saying space travel is worth the great risk.
Sean O'Keefe, the man in charge of NASA operations, explains what possibly could have triggered signs of trouble.
Strong evidence indicates that the break-up of Shuttle Columbia began with temperature spikes in the left wing that subjected it to higher temperatures, Bob Orr explains.
The first signs of trouble for Shuttle Columbia seemed to develop over the California coast, Randall Pinkston tracks the last few minutes of the flight.
CBS News Space Consultant Bill Harwood helps shed light on the final minutes of Columbia's flight and what went wrong.
Aboard Shuttle Columbia was one of the youngest crews ever, four of the seven making their first trip into space, Jon Frankel looks back at their accomplished lives.
Officials tracking the remains of Shuttle Columbia are urging residents in Texas and Louisiana not to make bodily contact with the debris, Julie Chen explains.
As the search continues for wreckage, thousands of pieces of debris as well as remains of the seven astronauts are scattered over Texas and Louisiana, Bob McNamara reports.
Mission Specialist Laurel Clark, was on her first shuttle flight, her mother and cousin, among her survivors, remember her life on 'The Early Show.'
The seven Columbia astronauts are not only remembered as brave pilots and dedicated scientists, but also as friends, neighbors, and parents in Houston, John Blackstone reports.
Meteorologist Rob Perillo and Jeff Foreman, both eyewitnesses who caught the destruction on videotape from the ground, discuss what they saw.
The people of Israel were hit especially hard after the loss of their first astronaut Ilan Ramon, David Hawkins reports on a nation mourning the loss of its hero.
Lt. Colonel Michael Anderson was one of NASA's few black astronauts, Hattie Kauffman visited his hometown of Spokane, Washington, where she talked with his parents.
No one understands the dangers of space flight better than the men and women who have experienced it before, two former astronauts share their insight on 'The Early Show.'
Two survivors of the Challenger astronauts, Dick Scobee's daughter and Michael Smith's widow, relate their experiences to Columbia's tragedy and offer words of encouragement.
When Columbia fell from the sky, most Americans instantly recalled the 1986 Challenger explosion, a reminder to all of us that space travel is anything but routine, Tracy Smith reports.
The latest Columbia disaster has already sparked a debate over the future of NASA's shuttle program and the International Space Station, Hannah Storm explains.
A massive search is on to track down scattered shuttle debris, and the remains of Columbia's 7 crewmembers, Bob McNamara reports.
Bob Orr reports on how the shuttle registered a 60-degree temperature rise in five minutes, which may have been caused by damaged heat tiles.
There was no reason to think that Columbia's return to Earth would not be routine in every way. But shortly before its landing, data transmissions started showing problems, Randall Pinkston reports.
As the nation mourns the loss of seven astronauts, people in Houston are mourning the loss of seven neighbors, John Blackstone reports.
In Washington, some tough questions are being raised over the shuttle disaster. White House Correspondent John Roberts tracks the growing debate over money, memos, and safety.
Columbia was the aging senior citizen of America's shuttle fleet, logging more time in space than any other. As Tony Guida reports, Columbia seemed to have more than its share of problems.
In a galvanizing moment, Americans united in states of sadness. At times like this, it seems grief is the tie that binds, but as Bill Whitaker reports, the real glue is strength and resilience.
As much as we admire the courage of our nation's astronauts, we can find ourselves wondering what leads them to put their lives on the line in space. Lee Cowan spoke with two men who have been there.
Bob McNamara reports on the search crews who are hunting for debris from the shuttle Columbia in a 500 square mile swath of eastern Texas and western Louisiana.
President Bush addressed the nation within hours of the shuttle disaster and made it clear that U.S. space exploration is far from over, as John Roberts reports.
NASA officials say the shuttle Columbia suffered a catastrophic structural breakup that may have begun seven minutes before the spacecraft disintegrated. Bob Orr has the latest.
Russ Mitchell reports that the Columbia mission was not the giant leap that makes headlines, but the kind of small step crucial to mankind's future in space.
The Columbia tragedy reminds us that despite NASA's many proud and glorious chapters, there have been setbacks and heartbreaks along the way. Martha Teichner reports.
Mika Brzezinski reports on the individual and team accomplishments of the seven astronauts lost on the space shuttle Columbia.
The pain Americans feel over the loss of the shuttle crew has its echo in Israel, which is mourning the death of its first ever astronaut, as David Hawkins reports.
With the loss of America's oldest space shuttle, Columbia, it's not hard to wonder what the future holds for our manned space program. Rita Braver looks into the future.
For Americans above a certain age, the news of the end of the shuttle Columbia brings back vivid memories of that earlier shuttle calamity, the Challenger. Anthony Mason turns back the clock.
Tom Fenton reports on the shockwaves from the Columbia disaster, which were felt around the world.
In Kuwait, the sun stood above the sand and U.S. Marines prayed, not just for Marines, but for astronauts. Byron Pitts reports.
Lee Cowan talks to two veteran astronauts about the future of the space program and how they would like to see the seven lost astronauts remembered.
CBS animation provides a reenactment of the space shuttle Columbia's demise (no audio.)
CBS News Correspondent Bob Orr traces the tragic chronology of the Columbia disaster from the first reports of trouble to the chilling scenes of debris on the ground.
CBS News Correspondent Bob McNamara reports on the trail of wreckage that plunged to the ground from Columbia's high-altitude demise.
For the families of the seven astronauts, anticipation of a joyful homecoming turned into cruel, overwhelming grief in the blink of an eye, Cynthia Bowers reports.
The president's eyes were moist as he briefed the nation and expressed his condolences to the families of the astronauts, John Roberts reports.
The seven astronauts -- three of whom had been in space before -- also soared in other fields, such as science, war and family, reports CBS News Correspondent Mika Brzezinski.
The shockwaves from the Columbia disaster are being felt full force in Israel, the home of astronaut Ilan Ramon. Correspondent David Hawkins reports on the nation's stunned reaction.
Dan Rather talks with CBS News space consultant Bill Harwood about the shuttle explosion and its impact on the U.S. space program.
The Columbia disaster was a brutal reminder that space shuttle flights are never routine. Richard Schlesinger gauges the nation's reaction to this tragic event.
President Bush rushed back to the White House from a weekend at Camp David, Md., to address the nation. From the Cabinet Room, Mr. Bush said, "The Columbia is lost."
CBS News' Russ Mitchell reports on falling debris from the space shuttle Columbia.
The Space Shuttle Columbia with a crew of seven astronauts broke up over central Texas as it descended towards its landing, CBS News anchor Dan Rather has the details.
NASA Administrator Sean O'Keefe has the official details of the tragic shuttle crash.
Video footage shot in Lafayette, Louisiana, shows the breakup of the space shuttle Columbia (no audio.)
Home video footage shot in Ft. Worth, Texas shows the breakup of the space shuttle Columbia (no audio.)
Amateur video footage shot in Waco, Texas shows the breakup of the space shuttle Columbia (no audio.)