Pew Research Center is a nonpartisan, nonadvocacy fact tank that informs the public about the issues, attitudes and trends shaping the world.

Scientists studying data collected over more than three decades found accelerating losses. Their research offers clues about the causes.

"Temperature and sex ratios at birth," a new study led by researchers at the Department of Sociology at the University of ...

DENVER (KDVR) — Colorado has more people than ever before, based on new United States Census Bureau data. The U.S. Census Bureau released its “Vintage 2025 data,” which is its most up-to-date data. In ...

This story is part of the KXAN Data Hub, where numbers help tell the whole story. We’ve created several data-driven stories and databases on topics including weather and climate, politics, education, ...

A professional python hunter in Florida needed assistance from family members to uncoil a giant Burmese python from his body and to ultimately subdue the second-heaviest python ever caught in Florida.

Geopolitical prognosticator Peter Zeihan tells Channel 4 News about his theory that China's demographic numbers are drastically worse than publicly reported, and the shrinking population puts an ...

The U.S. population isn't growing the way it used to. Congressional forecasters have lowered their projection of population growth over the next decade by 7 million people, in response to the Trump ...

The popular idea in San Diego these days is that we’re not growing – and if we are, it’s probably out in sprawly areas in the North and East County. But new data from state demographers reveal the ...

West Virginia lost residents over two timeframes: between the 2020 census and a 2024 population estimate, and between 2023 and 2024 population estimates. But it was not the only state to do so. Six ...

Prime Minister Sanae Takaichi of Japan has called population decline the country's "biggest problem" and set out an action plan for her ministers to follow in hopes of tackling the issue. These ...

Burmese pythons are an invasive species in Florida, causing significant declines in native small mammal populations. Originally introduced through the pet trade, the wild python population in the ...