Annotating All Knowledge is a group of content creators, publishers, and providers who are creating a standard for annotation on the web.
Open Science proposes that all aspects of science should be open for all to see and use. This includes data and research results, as well as the articles that share science progress. Michael Nielson's TED talk describes Open Science.
Several groups are offering to take the peer review piece away from publishers. See their websites for details on their different models.