An example of DNA origami. It's one of the world's smallest reproductions - about the size of a dime - of Vincent van Gogh's famous painting Starry Night.
This EarthSky community member in Hong Kong this lunar analemma, a figure-8 shape in the sky, created by capturing the moon's image each day at the same time.
This image is from June 2021. It shows barren hillsides and dry trees in a national forest, during the California drought. Click in for a comparison image from 2020.