Physicists show math behind growth of 'coffee rings'

(—Last year, a team of University of Pennsylvania physicists showed how to undo the "coffee-ring effect," a commonplace occurrence when drops of liquid with suspended particles dry, leaving a ring-shaped stain ...

Shape of coronavirus affects its transmission, study finds

Since the start of the COVID-19 pandemic, images of the coronavirus, SARS-CoV-2, have been seared in our minds. But the way we picture the virus, typically as a sphere with spikes, is not strictly accurate. Microscope images ...

The curious task of watching liquid marbles dry

A comprehensive framework for studying the evaporation behavior of liquid marbles is helping KAUST researchers to better understand these tiny biological structures.

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