On paper, Pima County Sheriff Chris Nanos and his Democratic primary opponent Sandy Rosenthal have a lot in common. Both men have spent their careers within the department. Both men are passionate ...

Sheriff Chris Nanos requested more than $200,000 in transfers to a department bank account that’s been the focus of an FBI investigation into misuse of seized funds, newly released documents show.

Nanosensors are chemical or mechanical sensors that can be used to detect the presence of chemical species and nanoparticles, or monitor physical parameters such as temperature, on the nanoscale. They ...

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