Daily Science Fiction is open to submissions of science fiction, fantasy, slipstream, artwork, and more!
100 to 1,500 words. No to: simultaneous submissions, serial submissions without a response from them, stories that have been available in print or anywhere online, and multiple stories (except in this case*).
Pays 8¢ per word. Read the submission and formatting guidelines and submit here.
*"We will consider flash series--three or more flash tales built around a common theme. If you are submitting a flash series, please note that it is a series in your cover letter and at the top of the submitted text in the submission box. Each story does need to stand on its own."