Songbirds who make the arduous flight from their nesting sites in northern boreal forests to warm, southern climates in the winter may be rewarded for their journey with greater genetic diversity.

But it’s not clear what baseline population level people should strive ... live fish that Balazik and his team sampled during monitoring surveys. DNA tends to get physically broken up and ...

The Statesman Journal used data from the Vintage 2024 population estimates that were released this month to look at changes around ... counties "have a long history of immigration and settlement ...

amounting to 15.8% of the total US population. Both numbers are record highs in American history. The record level of immigration has profound implications for taxpayers, schools, American workers ...

During the legislative briefing, Bonham said the latest estimates for Hawaii population increases in 2023 and 2024 should not suggest that there has been any change in the dynamic with the high ...

Contemporary population debate has been largely ill-informed, lacking nuance and is often detrimental. Rooted in a long history of the ... characteristics and change – it becomes clear why ...

Meanwhile, the data shows that California's population is on average, set to get older during this decade ... and lower immigration, but that changed in the last two years due especially to ...

By David Leonhardt Graphics by Albert Sun The immigration surge of the past few years has been the largest in U.S. history ... Average annual change in the foreign-born population, as a share ...

In 2022, the average life expectancy in the United States was 78 years (75 years for males and 80 years for females). That’s a big jump from 1900, when the average life expectancy for a newborn in the ...