A polymer endowed with metal-catecholate functional groups can absorb toxic chemicals from the air

Polymer Poison Trap

Pulsating Microcapsules
Polymer gel microcapsules can oscillate in and out depending on pH, offering potential for regular, self-medicating devices

Microrobots Assemble Cell Patterns
Optically generated vapor bubbles make hydrogel microrobots move; a novel new way of creating non-mechanical microbots

Curious About Binol in Graphene Prep
A binol salt can be used as a surfactant in the preparation of a stable aqueous dispersion of graphene

Removing Cd2+ From Blood
Heavy metal pollution in humans: supermagnetic nanocomposite effectively removes cadmium ions from blood