Underwater propulsion from a 3-D printer

Nature inspires creativity: in building a silent propulsion system for boats and water sport devices, researchers used the octopus as their role model. The system can be produced at a low cost and in a single step with a ...

RAPIRO wants to spread joy of robots with Raspberry Pi

(Phys.org) —The Raspberry Pi is a computing milestone as a very low-priced computing device running Linux; now a Japanese inventor wants to rev up another kind of breakthrough, with an affordable robot kit that can work ...

Files posted online to 'print' working handgun

Computer files to create a handgun almost entirely from parts made with a 3D printer went online Monday, alarming gun control advocates after it was successfully test-fired by its inventor.

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