Elon Musk has warned that falling birth rates could pose a bigger threat to humanity than climate change. A new study argues that a gradual decline to around 4 billion people by 2200 could ease ...

For the first time, researchers have mapped the population structure of silky sharks (Carcharhinus falciformis) in the Eastern Pacific Ocean, offering new insights that could guide future conservation ...

Theory and Experiment (JSTAT), inspired by the behavior of bacterial colonies observed in previous experiments, uses mathematical models to describe the expansion of competing populations. The aim is ...

Blood biomarkers may make it possible to detect changes seen in Alzheimer's disease without advanced brain imaging or ...

It sounds like something out of a Marvel movie, but scientists have said halving the human population over a span of about two centuries could make the planet much more sustainable by reducing excess ...

Add Yahoo as a preferred source to see more of our stories on Google. A sweeping study of 774 zoo populations finds animals are getting older while breeding drops, prompting researchers to call for ...

Researchers at Rice University have uncovered a critical link between rising temperatures and declines in a species’ population, shedding new light on how global warming threatens natural ecosystems.