How does the camera on the James Webb Space Telescope work and see so far out? – Kieran G., age 12, Minnesota Imagine a ...

With millimeter-level precision, the engineers gently lowered the payload module into place. Once perfectly positioned, the ...

At the airport, I look for omens. I call my mother to say “good-bye” — she has no idea I mean the big good-bye. By the time I get to my seat, my brain has gone full Final Destination. Suddenly, I’m ...