Factory with smoke billowing out of its chimneys

Molecular model of a peptide molecule on a white background

Painting of a man wearing a black dress and a red turban

Woman kicking a soccer ball on top of a grassy field

Two men standing next to each other in an office

Painting of a man wearing a red hat and a blue robe

Page from a Chinese manuscript with Chinese writing on it

Old black and white photo of a little girl sitting on a bench

Painting of two people sitting on a bench in front of a building