Content curation tool "to make stories using social media." Incorporate pages and links from social media sites to create your story. SM mentions in Curation in Education bookmark. See tag ed__curation
Video Curation Engine. There are multiple fee and technology levels for this tool, including magnifyFree. With magnifyFree you can gather videos across the web and build your own video channel at no cost.
On the home page, it says, "Hieroglyph is a publication, collective conversation and incubator for the "moonshot ecosystem" bringing together writers, scientists, engineers, technologists, industrialists and other creative, synoptic thinkers to collaborate on bold ideas in a protected space for creative play, science, and imagination."
This platform is surely of interest. Uses a forum format, each of which contains a "big idea" that is described and discussed. In addition, the wiki contains curated content about the project.