The human population of Earth could collapse and be cut in half in just 40 years if the conditions on the planet change, ...

Global population growth may be more sensitive to environmental and societal pressures," Alessio Zaccone told Newsweek.

Mathematical model suggests global population could drop 50% by 2064 under extreme conditions, but UN projections show steady ...

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

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

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 ...

Depopulation — unremitting, long-term population decline — promises to be the 21st century’s most important demographic trend. After centuries of seemingly unstoppable increase, world population is on ...

A new open-access study based on 12,000 years of global population data suggests that the world's population could halve by ...

Less immigration and the aging population has worsened county-wide worker shortages.

While global population growth is projected to slow over the rest of the century, Africa stands out for its relatively young ...