(Nanowerk Spotlight) Hierarchical structures, spanning multiple length scales from nano- to macroscales, are very common in nature; but only in recent years have they been systematically studied in ...

From human intestines to the bottom of the sea: Microorganisms populate nearly any habitat, no matter how hostile it is. Their great variety of survival strategies is of huge potential in ...

Researchers have developed a photoresist for two-photon microprinting. It has now been used for the first time to produce three-dimensional polymer microstructures with cavities in the nano range. The ...

EVANSTON, Ill. -- A Northwestern University-led team has developed a highly porous smart sponge that selectively soaks up oil in water. With an ability to absorb more than 30 times its weight in oil, ...

Your kitchen sponge, a silent workhorse, harbors billions of bacteria, making it dirtier than toilets. Its porous nature, combined with warmth and moisture, creates a breeding ground for harmful ...