As the Endeavour Orbiter heads west from Cape Canaveral, Florida on its way to its retirement home in Los Angeles this week, we take a look back at the NASA shuttle's impressive 20-year career and put together an interactive timeline with some of the most amazing photos and videos.
We'll keep the timeline updated with more footage today as the shuttle makes its final landing this afternoon.
Check out the timeline here:
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.