Today, we’re sharing an episode of a show we love: Not Past It. ​​Did you know there was almost an AIDS vaccine? On June 3, 1998, AIDSVAX VAX004 reached the final stage of trials before widespread approval. Not Past It host Simone Polanen gets the facts on the vax and why it never made it to the masses. Learn more about your ad choices. Visit podcastchoices.com/adchoices