Submission deadline for The Best American Science and Nature Writing December 20, 2023 Submission deadline for The Best American Science and Nature Writing Submissions for the 2023 edition of the yearly anthology of The Best American Science and Nature Writing are open through December 20, 2023. (Work published between 12/20 and 12/31 may be submitted until 12/31.) Pieces must have been published, online or in print, by an American periodical in 2023. They must be about science, nature, or the environment. There are no length restrictions or requirements. Essays are eligible, poetry is not, nor are excerpts from books. Learn more and find the link for submissions here.