Discovery is a global mass media and entertainment company. The company operates through U.S. networks; international networks; education; and other segments. It owns and operates television networks under many brand names, including Discovery, TLC, Animal Planet, Investigation Discovery, Science, Velocity, Discovery Family, American Heroes, Destination America, Discovery Life, Oprah Winfrey Network, Eurosport, DMAX, and Discovery Kids. The company’s content genres include survival, exploration, sports, lifestyle, general entertainment, heroes, adventure, crime and investigation, health, and kids. It distributes content across various platforms such as brand-aligned websites, web-native networks, online streaming, mobile devices, video on demand (VOD), and broadband channels; and operates radio stations and websites. In addition, it provides access to an online suite of curriculum-based VOD tools, professional development services, digital textbooks, and student assessments through subscriptions for K-12 schools; and publishes hard copy curriculum-based content. It also operates production studios that develop television content for television service providers. Discovery Communications was founded on June 17, 1985, and is headquartered in Silver Spring, Maryland.