News tagged with coffee ring

Bacterium counteracts 'coffee ring effect'‬

Ever notice how a dried coffee stain has a thicker outer rim, while the middle of the stain remains almost unsoiled? This 'coffee ring effect' also occurs in other materials. Researchers from the Departments ...

dateMay 14, 2013 in Other
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Device may allow sensations in prosthetic hands

To the nearly 2 million people in the U.S. living with the loss of a limb, including U.S. military veterans, prosthetic devices provide restored mobility yet lack sensory feedback. A team of engineers and ...

dateMay 13, 2015 in Engineering
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A sustainable city is one that you love

Imagine walking through downtown Phoenix on a warm fall afternoon. Palm trees frame the clear blue sky as you pass brightly painted murals on the sides of buildings. The light rail passes with a friendly ...

dateJan 19, 2015 in Environment
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