Buying a 3D printer is exciting, but you'll need projects and models to make it all work. These free sites offer a huge range ...

These 3D prints I started with helped me learn fit, settings, and materials, but they also showed me which projects aren’t worth repeating.

In recent years, consumer 3D printing has entered the mainstream, attracting users from diverse fields. With so many models and features available, choosing one can feel overwhelming for beginners. In ...

The Apollo 13 moon mission didn't go as planned. After an explosion blew off part of the spacecraft, the astronauts spent a harrowing few days trying to get home. At one point, to keep the air ...