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.

Structural colors, without the shimmer

Structural colors, like those found in some butterflies' wings, birds' feathers and beetles' backs, resist fading because they don't absorb light like dyes and pigments. However, the iridescence that enhances their beauty ...

Designer emulsions

ETH material researchers are developing a method with which they can coat droplets with controlled interfacial composition and coverage on demand in an emulsion in order to stabilise them. In doing so they are fulfilling ...

Sandcastles of star-shaped motes are stable structures

Duke graduate student Yuchen Zhao has spent the last year studying such "sandcastles of stars"—towers crafted from hundreds of six-armed stars or "hexapods" which bear a remarkable resemblance to the jacks you might have ...

How oversized atoms could help shrink

"Lab-on-a-chip" devices – which can carry out several laboratory functions on a single, micro-sized chip – are the result of a quiet scientific revolution over the past few years. For example, they enable doctors to make ...

Newly discovered mechanism propels micromotors

Scientists studying the behavior of platinum particles immersed in hydrogen peroxide may have discovered a new way to propel microscopic machines. The new mechanism is described in The Journal of Chemical Physics.

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