The peak of the spring monarch butterfly migration in Texas typically occurs from late March to early April. See where on ...

Ice Age climate shifts triggered major population changes in prehistoric Europe through migration and adaptation.

The Lehigh Valley added 7,000 new residents between 2023 and 2024, as more people moved into Lehigh and Northampton counties, ...

Monarch butterflies have been spotted in south Georgia. See when you can expect them further north and check out some tips to ...

Rural counties are seeing the largest population declines in the country, a recent analysis of U.S. Census Bureau data shows.

Data from the U.S. Census Bureau's Current Population Survey confirms this trend. In 2023, the latest data available, ...

Migration played a key role in population changes. Many Florida cities are still booming. While populations climbed for most of the 387 US metro areas from July 1, 2023, to July 1, 2024 ...

This comes as the insects are rapidly declining and are under consideration for Endangered Species Act protections.

Axios Visuals The Philly metro gained more than 49,500 residents last year, fueled mostly by immigrants, per new U.S. Census data. Why it matters: International migration has been the main driver in ...

Axios Visuals Metro Phoenix's population grew by nearly 85,000 people between 2023 and 2024, thanks in large part to international migration, according to new U.S. Census Bureau estimates. Why it ...