Forty years ago, the Challenger space shuttle disintegrated just after lift-off. A small team of engineers tried to prevent ...

The first crewed mission around the moon in more than 50 years is coming up. Here’s how to see it at sites in and around the ...

Forty years after the Challenger disaster, NPR explores the engineers' last-minute efforts to stop the launch, their decades of guilt and the vital lessons that remain critical for NASA today.

If there was ever must-see video, it’s this one right here: NASA has released film taken onboard a space shuttle’s solid rocket boosters. What makes this clip, in particular, so great is that it was ...