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Chemical engineering

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Improving microparticle arrays for engineering applications: A new technique using tiny microwells pushes the precision and scalability of microparticle arrays to a new extreme. The assembly includes empty porous microwell arrays (top left) and unassembled microparticles (top middle). A close view of the microparticles in arrays appears at top right, and a wide view of the assembly appears below.

A better way to assay

New design of large-scale microparticle arrays can make materials science and bioengineering applications more scalable, precise, and versatile.

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This image shows microneedles, which are mostly used for the delivery of drugs and vaccines across the skin, and the silicone mold used to make them.

Seeing science

Workshop led by scientist and photographer Felice Frankel teaches researchers how to translate experiments into captivating images.

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