Social Security's so-called "full retirement age" — the age when people can start collecting all of their earned benefits — is about to hit a new threshold, a change that will affect Americans born in ...

Climate change refers to a statistically defined change in the average and/or variability of the climate system, this includes the atmosphere, the water cycle, the land surface, ice and the living ...

The Health and Medicine Division (HMD) is a division of the National Academies of Sciences, Engineering, and Medicine (the National Academies). The National Academies are private, nonprofit ...