Scientists have studied trees depicted in various works of art and found they follow relatively simple mathematical rules also found in branching patterns in nature.

Ameya Okamoto, Santana Walker, and Celeste Hampton—part of the Smithsonian's Nail Art Project. Photos courtesy of the Smithsonian Institution When Indigenous entrepreneur and aesthetic innovator ...

At 22, Liang was forced to lay down his brush and take up miscellaneous jobs, from farming to construction, to make a living.