The researchers who create and study tech like ChatGPT don’t understand exactly how it’s doing what it does. This is the first episode of “The Black Box,” a two-part series from Unexplainable. This episode was reported and produced by Noam Hassenfeld, edited by Brian Resnick and Katherine Wells with help from Byrd Pinkerton and Meradith Hoddinott, and fact-checked by Serena Solin, Tien Nguyen, and Mandy Nguyen. It was mixed and sound designed by Cristian Ayala with music by Noam Hassenfeld. Transcript at vox.com/todayexplained Support Today, Explained by making a financial contribution to Vox! bit.ly/givepodcasts Learn more about your ad choices. Visit podcastchoices.com/adchoices