Isotopic signatures give clues to the sources of phosphorus contamination in water supplies

Tracking Phosphorus Sources

Not Safe for Storage
Ettringite immobilizes toxic and radioactive species in cement, but releases them again with a little heat

Giving Liposomes the Shock Treatment
Proteoliposomes break apart in water and re-form as giant unilamellar vesicles

Revealing Hidden Messages Using Strain – or Vodka
Patterns imprinted on photonic crystal films appear when the films are stretched or soaked

The Elusive Hydrangea Blue
Blue food colorings are notoriously unstable: researchers identify structural information of the hydrangea blue pigment
![Cobalt-Catalyzed [2+2] Cycloadditions](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/14ddd81befa.jpg)
Cobalt-Catalyzed [2+2] Cycloadditions
Redox-active ligands for selective cycloadditions of unactivated alkenes

What Makes Teeth Tough?
Crack resistance in human tooth dentin may come from mineral nanoparticles with residual strain

Sensing Solvents
Porphyrin-anion supramolecular assemblies with a unique responsive behavior

Light Reduces a Chromium Hazard
Stopped-flow process sheds light on the photocatalytic reduction of Cr(VI)

Fibrillar Friction
Photochromic fibrillar surfaces become stiffer in the dark and stickier in the light, affecting the frictional behavior