Kin_Taburo // Shutterstock. How human height has changed over time—and what might be behind it. A man with a beard and a black t-shirt measures his height with a tape measure.

Studying human evolution involves piecing together scattered clues about how we survived ... thin red lines represent 2.5 and 97.5 percentiles of FitCoal estimated population sizes over time.

A file photo of fruit and veg at a supermarket. As of June 2024, the most popular groceries bought by Americans were fruits and vegetables. Camille Delbos/Art In All of Us via Getty Images ...

Human brains contain higher concentrations of microplastics than other organs, according to a new study, and the amount appears to be increasing over time. In the study, published in early ...

While the WDFW report shows the state's wolf numbers dropped for the first time in 16 years, from 254 in 2023 to 230 in 2024, Bhattacharjee says it's normal for a wildlife population.

The source is the monthly current population ... time employment has decreased. In May 2025, part-time employment for the "core" workforce made up 11.3% of all "core" employment. This is up from 11.2% ...

Long sentences and recidivism kept prison populations high for decades, but prisons are now starting to empty.

It’s been in the human population for a long time. It is a common virus that circulates in winter and spring.” In the United States, the CDC tracks cases of HMPV in the same way it tracks the ...

Scientists have captured Earth’s climate over the last 485 million years. Here’s the surprising place we stand now. An effort to understand Earth’s past climates uncovered a history of wild ...

While the human population now exceeds 8 billion and may top 10 billion by 2050, the momentum of growth is dissipating because of declines in its most powerful driver—fertility. Over the next 25 years ...

Average human height in countries such as the U.S., U.K., and Japan has leveled off at around 5 feet and 10 inches over the last few decades. However, height is still increasing in places such as ...