Add Yahoo as a preferred source to see more of our stories on Google. This year marks the 40th anniversary of the Challenger explosion, which occurred 73 seconds after liftoff on Jan. 28, 1986, ...

Forty years to the day since the Space Shuttle Challenger disaster, a former astronaut and teacher recounted watching the launch as a child and reflected on why she still chose to fly years later in a ...

Seven astronauts were killed in the 1986 space shuttle Challenger disaster. Because a teacher was aboard, millions of schoolchildren watched the event live in school. Forty years later, many of those ...

Forty years ago, the U.S. space shuttle Challengerset out on a mission to not just launch satellites but to carry the first teacher into space and to inspire the promise of spaceflight into classrooms ...

CAPE CANAVERAL, Fla. — January 28, 1986, remains one of the most tragic moments in America’s spaceflight history. After days of delays, Space Shuttle Challenger lifted off from Kennedy Space Center at ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Author Adam Higginbotham joins John Williams ...

On Jan. 28, 1986, NASA’s 25th space shuttle mission, Challenger, left the launchpad in Cape Canaveral, Florida. Seventy-three seconds into... Lessons and failures from the Challenger space shuttle ...

Add Yahoo as a preferred source to see more of our stories on Google. Forty years ago, the space shuttle Challenger exploded 73 seconds after liftoff, killing all seven crew members aboard in a ...

Forty years ago today, Americans were stunned, shocked and saddened when the Challenger space shuttle exploded 73 seconds after liftoff on a cold, cloudless day in Florida. A booster leak ignited the ...

HOUSTON — Forty years ago, the space shuttle Challenger exploded 73 seconds after liftoff, killing all seven crew members aboard in a tragedy that shocked the nation and reshaped NASA's approach to ...