FreeCAD started out a little shaky, but it has gotten better and better. If you are trying to draw a schematic, it probably isn’t the best way to do it. However, it is a great graphical alternative to ...

Mechanical drawings are an excellent way to convey design information, and while sophisticated 3D modeling is slowly taking over, with some companies accepting files over drawings, the mechanical ...

The “Senseless Drawing Bot,” by Japanese designers So Kanno and Takahiro Yamaguchi, uses a double pendulum mounted on a modified electric skateboard to create an ingenious spray-painting machine that ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...