American mycologist Violetta White Delafield painted over 600 stunning watercolors of mushrooms as part of her fieldwork. Here they are in all their glory.

In the Caribbean, sargassum deposits have grown to unprecedented sizes, obscuring the sand and turning nearshore waters into seething sargassum soup.

Sandplain grasslands, a kind of East Coast prairie, are some of the rarest habitats in the world, and sheep-grazing may be key to their survival.

The obituary of noted botanist George R. Proctor reveals a surprising story.

Alfred Kinsey was a professor of entomology before becoming a sexologist.