How COVID Vaccines Have Boosted the Development of an HIV Vaccine

During the COVID pandemic, scientists around the world made history. They developed and launched a new vaccine in record-breaking time. And there's been a spillover effect: "The pandemic probably accelerated the HIV vaccine field 5 or 10 years within the span of a year," experts say. For nearly 40 years, scientists have been trying to develop an HIV vaccine. Developing an HIV vaccine has been incredibly challenging for one big reason. Coincidentally, it's the same reason COVID keeps coming back. That's variants. Read more from NPR here.