Producing electrical power with cardboard, tape, and a pencil

A small device made from everyday materials can generate enough energy to power several diodes. This clever discovery by an EPFL postdoctoral student was presented yesterday at a global conference on micro- and nano- systems ...

Team develops 'electronic plants'

Researchers at Linköping University in Sweden have created analog and digital electronics circuits inside living plants. The group at the Laboratory of Organic Electronics (LOE), under the leadership of Professor Magnus ...

A bridge so far: China's controversial megaproject

Touted as an engineering wonder, the world's longest sea bridge, which connects Hong Kong, Macau and mainland China, includes a snaking road crossing and an underwater tunnel and reportedly uses enough steel to build 60 Eiffel ...

'BacillaFilla' for concrete cracks

A bacteria that can knit together cracks in concrete structures by producing a special 'glue' has been developed by a team of students at Newcastle University.

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