Are you lactose intolerant? Many people are. In fact, the ability to digest lactose may be an example of adaptive evolution in the human lineage. Although the study of natural selection in humans ...

As urbanization continues to reshape landscapes, wildlife is adapting to thrive in human-dominated environments. This ...

Hormones Regulate Cell Metabolism Human cells and tissues adapt to internal metabolic demands in many ways, mostly in response to hormones and/or nervous stimuli. Demands by one cell type can be ...

Australian and Dutch researchers have uncovered a remarkable evolutionary adaptation in birds that could hold vital clues for ...

In "The Last of Us," cordyceps — a real fungus that infects insects — evolves into a harmful pathogen for humans due to a ...

HIV-1 strains in humans arose from three independent ape-to-human transmissions in the early 20th century, but the viral adaptation in humans remained unknown until now. Paul Sharp and colleagues from ...

"We're excited to explore how simple interventions can adapt human physiology to the challenges of microgravity," said Dr. Salinas. "Understanding how our bodies respond and adapt to spaceflight ...

More information: Carlota Arenillas et al, Convergent Genetic Adaptation in Human Tumors Developed Under Systemic Hypoxia and in Populations Living at High Altitudes, Cancer Discovery (2025).