A professor of chemical engineering at Drexel University says he has invented a sensor that can detect E. coli in just 10 minutes. The standard way of detecting E. coli takes 24 hours.

Raj Mutharasan sees great promise for his sensor which is small enough to fit in the hands of a food inspector and believes it may one day be used in homes.

Mutharasan said his sensor technology could someday be used to detect prostate cancer and Alzheimer’s disease.

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