Having ended, let’s return to the start. I started this blog—Not Exactly Rocket Science—in August 2006, on little more than a whim. It was my first proper foray into science writing.

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. Why does a rocket have to go 25,000 mph ...

A SpaceX Falcon 9 rocket with its Crew Dragon capsule launches from Cape Canaveral, Fla., in January 2024. Chandan Khanna/AFP via Getty Images Benjamin L. Emerson, Georgia Institute of Technology ...