Every summer you go down the shore, but lately you’ve begun to notice that the beach seems narrower each time you visit. Is that the sea level rising, or is the sand just being swept away? Speaking of ...

In 1992, the U.S. Department of Education sponsored the first nationwide assessment of adults’ English literacy skills. This assessment, called the National Adult Literacy Survey (NALS), was a ...

A wearable health monitor can reliably measure levels of important biochemicals in sweat during physical exercise. The 3D-printed monitor could someday provide a simple and non-invasive way to track ...

Do you have a brain for math? New research indicates levels of two key neurotransmitters can predict mathematics ability, suggesting brain chemistry may be playing a role in those who find math easy.

In a study of eye fluid from 38 patients, researchers say they have found that levels of a specific protein appears to help accurately predict whether people with the wet form of age-related macular ...

Dear Doctor: My mother and father have hypothyroidism, as do my two younger sisters. Now I've been experiencing symptoms that would indicate thyroid problems. My doctor checked my T3 and TSH levels, ...

NOTICE: The project that is the subject of this report was approved by the Governing Board of the National Research Council, whose members are drawn from the councils of the National Academy of ...