Gyan Darshan is an Indian satellite-based educational TV channel that was launched in 2000. It broadcasts educational programs from organizations like UGC, NCERT, and IITs. Gyan Darshan operates through the INSAT satellite system and has multiple channels - Gyan Darshan-I airs round-the-clock education programs, Gyan Darshan-II provides interactive distance education, Gyan Darshan-III focuses on vocational education, and future channels will cover subjects like science and technology. The key advantages of the educational TV channel are its ability to reach a vast audience simultaneously and bring remote educational resources into classrooms.