It's been 10 years since the Columbia space shuttle accident, and spaceflight safety has come a long way — but has it come far enough? Experts say traveling to space is still a risky business, and ...

Today is the tenth anniversary of the explosion of the space shuttle Columbia, which blew apart as it was gliding across Texas to a Florida landing. All seven crew members died, and Texans were poking ...

Nearly two-and-a-half years after the space shuttle Columbia exploded over Texas while reentering Earth, a second fatal accident that killed all seven crew members, Discovery(STS-114) launched on July ...

CAPE CANAVERAL, Fla. — NASA marked the 20th anniversary of the space shuttle Columbia tragedy Thursday with somber ceremonies and remembrances during its annual tribute to fallen astronauts.

Introduction : organizational aspects of the Columbia disaster ; Synopsis : NASA, the CAIB report, and the Columbia disaster / Moshe Farjoun and William H. Starbuck -- History and policy at the space ...