A University of Montpellier study published on September 1st in the Proceedings of the National Academy of Sciences reported that human intervention over the last millennium drove a sharp divergence ...

Scientists have long believed that, generally speaking, the bigger an animal is, the bigger its brain. But our recent study challenges the nature of that linear view and reveals new insights about how ...

The mystery behind why Alaskan horses, cryptodiran turtles and island lizards shrunk over time may have been solved in a new study. The new theoretical research proposes that animal size over time ...

A long-disputed rule in biology says bigger is better, but a new computer model illuminates why that’s not necessarily true. By Lauren Leffer Published Jan 18, 2024 11:45 AM EST Add Popular Science ...

Sexual dimorphism, the systematic difference in form between males and females, is a pervasive feature of animal biology. One of its most studied manifestations is sexual size dimorphism (SSD), in ...