Energy & Green Tech

Enhancing organic solar cells' green glow

Organic solar cells could be made even greener by switching the solvents used in their manufacture. Today's toxic chlorinated solvents can be replaced by plant-derived alternatives without affecting the resulting solar cells' ...

Electronics & Semiconductors

Printable circuits that can work on fabric, plastic and even fruit

Remember iron-on decals? All you had to do was print something out on special paper with a home printer, then transfer it onto a T-shirt using an iron. Now, scientists have developed a very similar scheme, but instead of ...

Robotics

Smart microrobots walk autonomously with electronic 'brains'

Cornell University researchers have installed electronic "brains" on solar-powered robots that are 100 to 250 micrometers in size—smaller than an ant's head—so that they can walk autonomously without being externally ...

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