Wireless 'tooth tattoo' detects harmful bacteria

Using silk strands pulled from cocoons and gold wires thinner than a spider's web, researchers at Princeton University have created a removable tattoo that adheres to dental enamel and could eventually monitor a patient's ...

Honda will recycle rare-earth metals from batteries

(Phys.org) -- Honda Motor Co. this week made news with its announcement of a recycling breakthrough. The car maker, which manufactures hybrid vehicles, will start recycling rare-earth metals from the nickel-metal hydride ...

Plastic electronics: a neat solution

(Phys.org) -- A breakthrough in the development of a new generation of plastic electronic circuits by researchers at the Cavendish Laboratory brings flexible and transparent intelligent materials – such as artificial ...

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