Engineering

Rocket fuel and 3-D printing

James Cook University scientists in Australia are using 3-D printing to create fuels for rockets, and using tailor-made rocket motors they've built to test the fuels.

Energy & Green Tech

Highly efficient solar cells thanks to solid foundation

The sun is an inexhaustible and sustainable source of energy. Hence, photovoltaics is gaining importance in German energy production. Among promising materials for solar cells—with a high efficiency and low production costs—are ...

Consumer & Gadgets

Five 3-D printing myths

The first conviction for 3-D printing a firearm was recently reported in London, not long after 3-D printed masks were used to trick face recognition. Should we be afraid?

Robotics

Get up and go bots getting closer, study says

Robotics researchers at the University of California San Diego have for the first time used a commercial 3-D printer to embed complex sensors inside robotic limbs and grippers. But they found that materials commercially available ...

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