Understand what liquid heroin is—a prepared solution with unpredictable potency—and the specific health complications and overdose risks associated with its use.
Explore the function of DOPA, an amino acid precursor to dopamine that crosses the blood-brain barrier, linking natural brain chemistry to medical therapy.
Understand the fundamental process of neuron death, from the cellular level to its broader implications for neurological health and the brain's natural responses.
Discover the physical traits and behaviors that allow microscopic zooplankton to overcome the constant challenges of gravity, predation, and environmental change.
Explore the body's cellular defense system. This guide explains how specialized cells originate, communicate, and collaborate to protect and maintain health.
Explore the slow evolution of a key human chromosome, revealing the remarkable resilience of biological systems and how they adapt to fundamental genetic change.
Explore the science behind how skin heals. This overview explains the biological process of scar formation and the factors that shape a scar's final appearance.
An overview of proliferative vitreoretinopathy, explaining how scar tissue complicates retinal attachment and the surgical goals for visual preservation.
Explore the neopelagic, an ocean classification for the productive waters over continental shelves, an environment whose unique conditions support abundant marine life.
Learn how Urolithin A enhances cellular energy by activating a natural recycling process for mitochondria, improving their overall health and function.
Understand how methamphetamine impacts brain chemistry to trigger psychosis and learn about the medical and therapeutic approaches that support lasting recovery.