Hydrogels used to make precise new sensor

Researchers are developing a new type of biological and chemical sensor that has few moving parts, is low-cost and yet highly sensitive, sturdy and long-lasting.

Easy-build wireless networks

(PhysOrg.com) -- Networks that monitor life-threatening situations or improve environmental efficiencies will be easier and cheaper to develop and operate, following the creation of a single middleware solution for the entire ...

Advance toward an 'electronic tongue' with a taste for sweets

In a new approach to an effective "electronic tongue" that mimics human taste, scientists in Illinois are reporting development of a small, inexpensive, lab-on-a-chip sensor that quickly and accurately identifies sweetness ...

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