ZME Science is a popular science website that covers science news, environment, health, space, technology, and more. They’re currently accepting pitches and are specifically seeking “underreported science stories with a ‘wow’ factor, whether they're about forgotten discoveries, bizarre natural phenomena, or the strange, unexpected applications of new technology.” Fee is around $150. If interested, send your pitches to andrei@zmescience.com. To learn more, refer to their cofounder’s post. To contact them, refer to this page.