Overview of the latest issue of Angewandte Chemie
![Angewandte Chemie 23/2013: Let There Be Light](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13ef0f6942f.jpg)
Angewandte Chemie 23/2013: Let There Be Light
![Making Colors from Black and White](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13eea1ae4c9.jpg)
Making Colors from Black and White
Colorfast pigments made from amorphous arrays of silicon dioxide and carbon black
![Most Accessed Articles: April 2013](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13ee55dc6c5.jpg)
Most Accessed Articles: April 2013
The most-accessed chemistry articles from ChemPubSoc Europe and GDCh journals for April 2013
![Health Warnings for Shampoos?](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13ec6b11cad.jpg)
Health Warnings for Shampoos?
Personal care products carry no hazardous symbols as they are explicitly excluded from the regulation for labeling of chemicals
![Intellectual Freedom in Academic Scientific Research under Threat](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13e3be93a88.jpg)
Intellectual Freedom in Academic Scientific Research under Threat
Sir John Meurig Thomas, UK, argues that scientific research motivated by intellectual curiosity is being restricted by funding bodies
![Mixing Water and Oil: A Magic Process](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13ea7394595.jpg)
Mixing Water and Oil: A Magic Process
A bottom-up process for making dodecane-in-water nanoemulsions in just ten seconds has been reported
![Catalyst Keeps Fruit Fresh Longer](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13e9ce65016.jpg)
Catalyst Keeps Fruit Fresh Longer
Even at low temperatures, platinum nanoparticles on a support catalyze breakdown of ethylene
![Chemotactic Attraction](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13e647fe266.jpg)
Chemotactic Attraction
Two differently shaped catalytic motors can sense chemical gradients in microfluidic channels
![CO2 for Chemical Synthesis](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13e8399814f.jpg)
CO2 for Chemical Synthesis
Universal method for the catalytic methylation of amines with carbon dioxide
![Angewandte Author Profiles April 2013](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/13e5a0a8f33.jpg)
Angewandte Author Profiles April 2013
George A. Olah, Janine Cossy, Bernhard Breit, Xinchen Wang, Alexandra M. Z. Slawin, and Stefan Grimme are interviewed this month