Space Exploration in the Backyard, on a Budget—How NASA Simulates Conditions in Space Without Blasting Off

Analog missions, like those conducted at NASA’s CHAPEA facility at the Johnson Space Center, help scientists study human ...
Hackaday

Reverse Engineering STL Files With FreeCAD

If you think about it, STL files are like PDF files. You usually create them using some other program, export them, and then ...