A sampling of the stories NPR staff believe made some of the deepest ripples this year — reminders of what rigorous, compassionate journalism can do, and why the work remains as urgent as ever.

One block in Knoxville shows how the legacy of population decline and neglect has allowed homes to decay and neighbors to suffer. The post How does Pittsburgh have 20,000 vacant homes — and a housing ...

The Wild West era of 3D printing, which early adopters like me have enjoyed for so long, is fading away. But as the industry grows, that's not a bad thing.

Scalability begins with an organized design mindset, and Atomic design is an ideal approach for this. To clarify, Atomic ...