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With the EPA launching a new toxicity review and the MAHA movement claiming fluoride is a hidden health menace, the battle lines are being redrawn between public health orthodoxy and rising political skepticism. Although this is an old controversy, what is coming might ignite one of the fiercest science-policy clashes in decades.

While data might appear to show small benefits, the results for the population at large could be significant.

Microplastics have become a hot topic in environmental science — and a reliable source of alarming headlines. A new study reports a clever approach to removing them using engineered cyanobacteria. The key ingredient is an orange-scented molecule called limonene. Very clever.

One of the universal challenges in human knowledge is translating what is deeply felt and implicitly understood into something explicit, communicable, and measurable. Inner experience does not easily lend itself to diagrams, equations, or biomarkers. Meditation sits on this boundary. Can the implicit language of experience be translated into the explicit language of brain dynamics? A new study suggests the answer is yes.

Schizophrenia is a devastating psychiatric disorder, often robbing individuals of their grip on reality and ability to function. So when a US Cabinet secretary claims it can be cured by changing one’s diet, the statement demands scrutiny. The science behind the ketogenic diet and schizophrenia is intriguing—but far from the miracle cure being suggested.