Their loss of discrimination was reflected in the piriform cortex, which now produced similar electrical patterns in response to both odours.

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Measuring galvanic skin response--changes in the electrical resistance, that is--can gauge emotional involvement.

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Microcapsules in the gold circuit released liquid metal in response to damage, swiftly restoring electrical conductivity, and bringing self-repairing electronic chips a step closer.

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Each unit can also serve as a source of electrical power for the military, or emergency response, something always in short supply in forward operating positions.

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My first meeting is with Media Lab professor Rosalind Picard, an electrical engineer by training who develops ways to measure emotional response.

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Change in electrical potential was measured before and after application and a dose-response curve was constructed with R2 value of 99.92%.

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These showed that unless the two tones were sufficiently separated in time, only one electrical signal, rather than two, was generated by the brains of the affected mice in response.

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