Bill Nye the Science Guy is an educational television program that originally aired from September 10, 1993, to February 20, 1998, hosted by Bill Nye and produced by Walt Disney Educational Services. The show aired on PBS and was also syndicated to local stations. It still airs on some PBS stations as an educational program for in-school use. Each of the 100 episodes aims to teach a specific topic in science to a preteen audience. The show is frequently used in schools.