Discovery Communications is the #1 non-fiction media company worldwide, reaching 1.5 billion cumulative viewers in over 180 countries. It is also the #1 provider of K-12 educational content to U.S. schools through Discovery Education, which is used in over half of all U.S. schools. Discovery has been first to pioneer several digital education initiatives, including delivering video via the internet to classrooms, developing online teacher communities, creating digital textbooks, and providing professional development for teachers. It supports STEM education through programs like Head Rush and STEM Connect.