Silent Damage First: Alzheimer’s Disease Could Have Two Phases
The yards of 1 in every 4 U.S. households have soil lead levels that exceed new federal lead screening levels of 200 parts per million (ppm), a new study finds.
A record-breaking heat wave is spreading across the United States, baking the Northeast and Midwest with high temperatures and sweltering humidity.
Bird flu virus has been detected in beef tissue from a sick dairy cow, but U.S. health officials stressed the country's meat supply remains safe.