Study Links High Fluoride Exposure to Lower I.Q. in Children

The results of a new federal analysis were drawn from studies conducted in other countries, where drinking water contains more fluoride than in the United States.

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First Bird Flu Death in U.S. Reported in Louisiana

The deceased was over 65 and had other medical conditions, state officials said.

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In Africa, Danger Slithers Through Homes and Fields

Venomous snakes bite millions of people worldwide each year, killing at least 120,000. Many of them are poor people in rural areas of Africa without easy access to treatment.

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Paxlovid Improved Long Covid Symptoms in Some Patients, Researchers Report

But the report, on the experiences of 13 patients, found that the drug had no benefit for some people and that some who benefited said the improvement didn’t last.

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This Tiny Fish’s Mistaken Identity Halted a Dam’s Construction

Scientists say the snail darter, whose endangered species status delayed the building of a dam in Tennessee in the 1970s, is a genetic match of a different fish.

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Surgeon General Calls for Cancer Warnings on Alcohol

Dr. Vivek Murthy’s report cites studies linking alcoholic beverages to at least seven malignancies, including breast cancer. But to add warning labels, Congress would have to act.

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Evidence Against Drinking Has Grown. Will Federal Advice Change?

Officials in other countries are warning about the health hazards of alcohol in any amount. Americans are still told that moderate drinking is safe. What gives?

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24, and Trying to Outrun Schizophrenia

Early intervention tries to rein in psychotic disorders before they can ruin young lives. For Kevin Lopez, everything is on the line.

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NASA’s Parker Solar Probe Sends Signal Home

The probe sent a signal to Earth indicating that it had survived the closest solar encounter ever attempted by a spacecraft.

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A Century of Human Detritus, Visualized

“Technostuff” built in the last 100 years outweighs all the living matter on Earth.

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