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 ...

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

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 ...

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 ...

Exclusive: Some scientists say many detections are most likely error, with one high-profile study called a ‘joke’ ...