The History Channel has been criticized for airing sensational documentaries, such as "Earth's Black Hole," which speculates on a black hole's connection to the Bermuda Triangle. Viewers express frustration over the channel's shift from traditional historical programming to content perceived as trivial or absurd, prioritizing viewer ratings over educational value. Discussions highlight a broader concern about the quality of programming on the channel, with many feeling that it has strayed from its original mission of providing informative content. The trend towards sensationalism is seen as a way to attract a wider audience, but it risks alienating viewers who prefer serious historical documentaries. Additionally, there is skepticism about popular conspiracy theories and doomsday predictions, such as those related to the Mayan calendar and Nostradamus, which are often dismissed as nonsensical. Overall, the conversation reflects a growing discontent with the direction of the History Channel and a longing for more substantive programming.