Natural Language Processing and Information Extraction at Yahoo Research involves close collaboration with the core content processing platforms across Search, Media, Mail, and Ads. The focus is on creating innovative, Web-scale solutions for the whole range of content processing including text mining, classification and clustering, structured and unstructured information extraction, and summarization. A key aim of the research is to enable fully- or semi-automated methods that scale to the Web, self-correct and improve automatically over time.