Thin and Flexible Organic Photovoltaic Devices Engineered to Resist Both Mechanical and Thermal Stress

Figure 1: Photograph of 3-micrometer-thick organic solar cell that was adhered to fabric by an instantaneous hot-melt procedure. Reproduced from Ref 1. with consent from PNAS © 2018 A... Read more »

The condescending smiles of others stress us out | Science

Rui Vale Sousa/Shutterstock Not all smiles are made equivalent. In truth, researchers have actually found 3 kinds of smiles: satisfying smiles, which show motivation; association smiles, which show relatability;... Read more »