While many studies have looked at possible evolutionary links between men's strength and sexual behavior, a Washington State University study included data on women with a surprising result. Women, as ...

Using artificial intelligence technology and mathematical modeling, a research group led by Nagoya University has revealed that human behavior, such as lockdowns and isolation measures, affect the ...

Our behavior seems to be built by evolution, and it's sometimes paradoxical. To borrow from the hard sciences, our behavior exhibits complementarity. We are largely felicitous to our family and ...

Two major fossil discoveries are prompting scientists to reconsider key moments in human evolution. A 7.2-million-year-old Graecopithecus femur from Bulgaria suggests bipedalism may have emerged ...

Scientists have traced kissing back to early primates, suggesting it began long before humans evolved. Their analysis points to great apes and even Neanderthals sharing forms of kissing millions of ...

The evolution of sex, gender, mating strategies, and social relationships are hot topics in the study of nonhuman and human behavior. 1 People from many different disciplines are weighing on these and ...

Human behavior is a tapestry woven from culture, environment, and biology. Among the most intriguing aspects of this tapestry is risk-taking—those bold, sometimes reckless decisions that can lead to ...