Forty years after the Challenger disaster, NPR explores the engineers' last-minute efforts to stop the launch, their decades ...

ABC News’ Transportation Correspondent Gio Benitez reports on Adam Higginbotham’s book “Challenger: A True Story of Heroism and Disaster on the Edge of Space” 40 years after the space shuttle tragedy.

Add Yahoo as a preferred source to see more of our stories on Google. Smoke billows in the sky above the Kennedy Space Center in Florida after the explosion of the Space Shuttle Challenger on Jan. 28, ...

NASA’s Space Shuttle Challenger lifted off 40 years ago with an unusual crew. In addition to six astronauts, the mission took ...

Forty years ago, a space shuttle exploded. A teacher and her crewmates lost their lives. A generation of schoolchildren watched it happen live. I was one of them. I was 10 when the Challenger ascended ...

Add Yahoo as a preferred source to see more of our stories on Google. Today marks the 40th anniversary of the Challenger explosion, a devastating incident that occurred on Jan. 28, 1986, after the ...

On the 40th anniversary of the Challenger explosion, South Carolina will pay tribute to one of its native sons: astronaut Ronald McNair, a physicist and the second Black American to reach space. The ...

SAN DIEGO (KGTV) - A La Jolla High School teacher who was a finalist for the Teacher in Space program reflects on the 40th anniversary of the Challenger disaster and how the tragedy shaped her mission ...

Friday marks a solemn anniversary for the space community. On Jan. 28, 1986, seven astronauts were killed when the Challenger space shuttle exploded shortly after launch. The crew of the Challenger in ...

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 ...

WASHINGTON — Wednesday marks 40 years since the NASA Challenger space shuttle exploded less than two minutes after takeoff, killing everyone aboard. Jan. 28, 1986, began a day filled with hope and ...

Former astronaut and professor Terry Hart is opening up about the friends and colleagues he lost on board the space shuttle Challenger explosion "We look back and now on the 40th anniversary and think ...