Vaccine Shakeups, Brain Injury Warnings and Boozy Chimps

Science Quickly

Scientific American

Science

4.3 • 1.4K Ratings

🗓️ 22 September 2025

⏱️ 11 minutes

🔗️ Recording | iTunes | RSS

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Summary

The Centers for Disease Control and Prevention’s vaccine advisory committee has been reshaped, with new recommendations on the horizon. Meanwhile studies reveal subtle brain changes in contact sports players and highlight ongoing risks of repetitive head injuries. Climate change is linked to a surge in heat-related deaths across Europe, while surprising research uncovers chimpanzees’ daily ethanol consumption and ants that produce hybrid offspring. Recommended Reading Here’s What Happened at RFK, Jr.’s Overhauled Vaccine Panel Meeting How RFK, Jr.’s Dismissal of CDC Immunization Committee Panelists Will Affect America’s Vaccine Access Chronic Traumatic Encephalopathy: A Player's Perspective Email us at [email protected] if you have any questions, comments or ideas for stories we should cover! Discover something new everyday: subscribe to Scientific American and sign up for our daily newsletter. Learn more about your ad choices. Visit megaphone.fm/adchoices

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1:42.7	together. Happy Monday, listeners. I'm Rachel Feltman. Let's kick off the week with a quick roundup of some of the latest science news.
2:14.4	First, let's check in on vaccines. On Thursday and Friday of last week, the Centers for Disease Control and Prevention's Advisory Committee on Immunization Practices, or ACIP, met to review and vote on recommendations for official U.S. vaccine guidelines.
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