Way back before io9.gizmodo.com was a url, io9 covered science just as much as science fiction. When Annalee Newitz founded the site in 2008, she wanted it to focus on both as they increasingly intersected, and on how they could both lead culture—pop and otherwise—into the future.
Source: Gizmodo – io9’s Top 50 Science, History, and Space Articles of the Last 10 Years