New census estimates show the effects of falling birthrates and President Trump’s anti-immigration policies. As his term ...

The new Fable game will have next-gen NPCs called the 'living population' that will dynamically react to your choices with ...

Immigration crackdowns may be slowing U.S. population growth and reshaping the economy, says Luke Pardue, policy director at the Aspen Institute Economic Strategy Group.

ORLANDO, Fla. (AP) — President Donald Trump’s crackdown on immigration contributed to a year-to-year drop in the nation’s ...

Background Aortic valve calcification (AVC) is a disease process driven by inflammation and lipid infiltration, serving as a ...

Large carnivores are both clashing and coexisting in the western United States. Although wolves dominate cougars and steal ...

For generations, the movement of animals across Africa on seasonal migrations has been one of the best-known natural phenomena. Each year, thousands of animals move across the landscape, following the ...

Every ecosystem is shaped by billions of invisible battles: organisms competing for light, nutrients, space, or mates. These ...

America's population wasn't expected to start falling until 2081. Trump's immigration crackdown means it could happen as soon as this year.

Background: Previous reports have suggested that the incidence of psychotic disorders has either been stable or decreasing ...

We are getting a clearer sense of where and how often Homo sapiens and Neanderthals interbred, and it turns out the behaviour ...