In a new open-access study that I published with my late colleague Kostya Trachenko from Queen Mary University of London, I propose a surprisingly simple nonlinear mathematical equation that unifies ...

Nearly half of the biggest US cities reported fewer residents after COVID. By 2024, many had begun adding residents again.

The world's urban population increased by 785 million people between 2000 and 2020, but that tells only part of the story.

U.S. residents are aging and having fewer babies, with fertility rates at a record low and trailing what’s needed for the ...

Researchers formulated a mathematical equation that unifies 12,000 years of human population growth and points to an alarming ...

A physicist warned that raging pandemics, war, resource shortages, plunging birthrates and climate change could destabilize ...

Over the course of 13 expeditions and other efforts between mid-2025 and mid-2026, scientists found hundreds of previously ...

Long-term tracking shows a Burmese python is rewriting assumptions about breeding, giving new intel for Florida's battle ...

California is bleeding residents for the first time since the pandemic — with more than 50,000 leaving the Golden State last year, a new report revealed. The California Department of Finance recorded ...

FOCUS TODAY WAS ON THE REMOVAL OF THE BURMESE PYTHON AND HOW THE INVASIVE SPECIES CONTINUES TO CAUSE ISSUE IN THE FLORIDA EVERGLADES. NOW, THE GOVERNOR SAYS THE PYTHON IS NOT ONLY INVASIVE, BUT IS AN ...

The New Mexico Coalition to End Homelessness has released the results of the 2025 Point-in-Time Count, revealing a growing demand for more affordable housing and support services across the state. The ...