Fluoride & Fossils - A Science News Roundup

In this episode, Dr. Jessica Steier and Dr. Sarah Scheinman explore a diverse range of current scientific developments and health topics. The scientists examine recent advancements in Alzheimer's diagnostics, providing insights into emerging tools for early detection. They revisit the ongoing fluoride debate, discussing its public health implications. The conversation covers new research on alcohol's impact on brain health and delves into the nuanced field of autism research. Dr. Steier and Dr. Scheinman also investigate cutting-edge brain-computer interface technologies and fascinating discoveries about human ancestry. Throughout the episode, the experts emphasize the critical importance of scientific literacy and clear communication in translating research into effective health policies.

https://www.cnn.com/2025/04/07/health/alzheimer-risk-blood-biomarkers-wellness/index.html

https://www.cnn.com/2025/04/09/health/heavy-drinking-alcohol-wellness/index.html

https://abcnews.go.com/Technology/wireStory/stroke-survivor-speaks-experimental-brain-computer-implant-120334355

https://www.npr.org/2025/04/10/g-s1-59452/hhs-rfk-fluoride-drinking-water-epa

https://www.washingtonpost.com/health/2025/04/11/rfk-autism-study-causes-research/

https://apnews.com/article/denisovan-human-ancestor-taiwan-bea8556942c2d73370e2c2a6406e66f5

https://arstechnica.com/science/2020/01/after-3000-years-we-can-hear-the-voice-of-a-mummified-egyptian-priest

(00:00) Intro

(02:19) Alzheimer's Diagnostic Advancements

(09:19) Fluoride in Drinking Water: A Policy Update

(13:17) The Impact of Heavy Drinking on Brain Health

(19:18) The Complexity of Autism Research

(26:15) Innovations in Brain-Computer Interfaces

(33:30) Discoveries in Human Ancestry

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