I address you here this afternoon at 11:40 a.m. This morning Space program experienced a national tragedy with the explosion of the space shuttle Challenger. Approximately a minute, half after ...

On Tuesday, the nation marks the 39th anniversary of the explosion that destroyed Challenger 73 seconds after liftoff after a failure in the shuttle’s right solid rocket booster. Americans were ...

9:38 a.m. was the launch time and the temperature then was 26 degrees. Space Shuttle Challenger was about to lift off on its tenth flight. That level of cold affected the rubber O-rings that ...

This marks 35 years since the Challenger disaster. Read full article: Want to bring low-spend January into the rest of the year? Start by owning your Microsoft apps Freshen your space with this ...