Explore the deep evolutionary history of skin color, a story of biological adaptation to sunlight written in the diverse genetics of African populations.
The timing of menopause can significantly impact long-term health. Understand the considerations for an earlier transition and its effect on future well-being.
Explore how biological systems store and recall information at the molecular level, a fundamental process that guides cellular identity and organism-wide responses.
Learn how the body manages superoxides, reactive molecules that are essential for immune function but also contribute to cellular damage when out of balance.
Delve into the second chapter of the Divergent series, examining the fracturing society and the pivotal revelation that changes the foundation of their world.
The capsule of *Streptococcus pneumoniae* is a protective shield that helps it evade the immune system, making it a key virulence factor and a vaccine target.
Understand the state of latent health, where a condition exists without symptoms. Explore the biology of dormancy and the factors that can lead to its activation.
When the cornea develops a dense, white scar, it is called a leukoma. Explore how this condition is evaluated and the range of available interventions.
Learn how a chemical stimulus can alter the intensity of a cell's random movement, a process fundamentally different from directed motion toward a source.
Understand what a HER2 1+ test result means in modern cancer care. Learn how this specific finding informs a newer, more targeted approach to treatment.
Explore Tango 2 disease, a rare inherited condition where a gene variant disrupts cellular processes, leading to metabolic crises and neurological effects.
Investigating the dual nature of parasites, this article explores how they can both trigger autoimmunity and provide a blueprint for regulating immune responses.
Explore how a distinct climate of dry summers and wet winters shapes a unique global biome, influencing its hardy plants, adapted wildlife, and natural fire cycles.