Rather than aging being a gradual process, the human body actually experiences two dramatic bursts of aging at a molecular level, according to a new study. The study — published Aug. 14 in the journal ...

Even if you think you learned everything that you needed to know way back in biology class, everyone has knowledge gaps. And often you’re not even aware that they exist. There are tons of things we ...

While the human body doesn’t replace itself every seven years in a uniform way, it does engage in constant renewal.

Human evolution is often told as a tidy story of adaptation, yet some of our most familiar body parts still defy straightforward explanation. From the jut of the human chin to the curve of the outer ...

Share on Pinterest The human body experiences rapid changes around age 50, according to a new study. Maskot/Getty Images Past studies show that human aging doesn’t necessarily happen at the same pace ...