The CNN Original Series “Space Shuttle Columbia: The Final Flight” uncovers the events that ultimately led to disaster. The four-part documentary concludes at 9 p.m. ET/PT Sunday. Upon its inception, ...

EDITOR’S NOTE: Douglas Brinkley is the Katherine Tsanoff Brown Chair in Humanities and Professor of History at Rice University. He is the author of “American Moonshot: John F. Kennedy and the Great ...

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 ...

(CNN) — Perhaps more than any other moment in NASA’s history, the Columbia shuttle disaster reshaped the US space agency’s approach to innovation, forever altering how it balanced risk with the call ...

Add Yahoo as a preferred source to see more of our stories on Google. Space Shuttle Columbia: The Final Flight. Two decades ago, the Space Shuttle Columbia had its final flight in February 2003 when ...

Promo art for CNN's "Space Shuttle Columbia: The Final Flight". Since the tragic explosion of the space shuttle Challenger 73 seconds after liftoff on Jan. 28, 1986, resulting in the loss of all seven ...

When the Challenger space shuttle exploded a little over a minute after its launch in 1986, it pierced the dreams of millions about who watched the tragedy unfold live on television. It also ...

Space Shuttle Columbia disaster didn’t begin during re-entry. It began 16 days earlier, with something NASA believed was harmless. In 2003, Columbia launched on what appeared to be a routine mission.

CAPE CANAVERAL ” Discovery and seven astronauts blasted into orbit Tuesday on America’s first manned space shot since the 2003 Columbia disaster, ending a painful, 2 1/2-year shutdown devoted to ...

(CNN) — Upon its inception, NASA’s space shuttle program promised to usher in a new era of exploration, keeping astronauts space-bound with a reusable and relatively cheap ride into orbit. It was a ...