This is today's edition of The Download, our weekday newsletter that provides a daily dose of what's going on in the world of ...

Alzheimer’s disease affects over six million people in the United States, disrupting memory, behavior, and sleep. One ...

Researchers, drawing upon data from major aging studies, are now developing a digital app to help patients and their doctors ...

Scientists reveal that a key evolutionary theory about rapid change is wrong, caused mainly by statistical noise in the data.

Even more surprising was the magnitude of the effect – extreme heat has a comparable impact on speeding up aging as smoking ...

We all like to imagine we're aging well. Now a simple blood or saliva test promises to tell us by measuring our "biological ...