Not a car or bicycle, but a blend—an ELF vehicle

A Massachusetts man is taking his car-bicycle blend "Organic Transit Vehicle"—also known as an ELF bike—on a 1,200-mile trip from North Carolina to Massachusetts this summer, turning heads as the unusual-looking green ...

Graphene could replace rare metal used in mobile phone screens

Researchers from Paragraf and Queen Mary University of London demonstrated the successful fabrication of an Organic Light-Emitting Diode (OLED) with a monolayer graphene anode, replacing ITO in organic light-emitting diodes. ...

Engineering team invents a camera that powers itself

A research team led by Shree K. Nayar, T.C. Chang Professor of Computer Science at Columbia Engineering, has invented a prototype video camera that is the first to be fully self-powered—it can produce an image each second, ...

Japan's moon lander comes back to life

Japan's moon lander has come back to life, the space agency said Monday, enabling the craft to proceed with its mission of investigating the lunar surface despite its rocky start.

'Home-made' electricity creating buzz in Germany

Klaus Meier lists three reasons for generating his own electricity in his family hotel in Germany's southern city of Freiburg—"cost savings, energy efficiency, climate protection".

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