Scientists in China built a four-terminal perovskite-CIGS tandem solar cell based on a top semi-transparent perovskite device with an efficiency of 21.26% and a high bifaciality factor of 92.2%. They ...
Actress Lily Collins' husband Charlie McDowell addressed negative posts criticizing their use of a surrogate just days after the birth of their new daughter. Collins, the star of Emily in Paris, ...