Lightning was produced during an eruption of Mount Augustine by direct electric charging of dust in the initial explosion and later from charging in the volcanic plume  

Plant immune receptors that detect pathogen attack trigger resistance responses by derepressing a transcriptional regulatory loop

Medieval Islamic artisans used polygonal tiles to create quasi-crystalline patterns for architectural tile decorations long before the discovery of such patterns in the West

An algorithm yields the crystal structure of complex porous materials such as zeolites from microscopy and powder diffraction data when clean single crystals are inaccessible