Article archive
Published news and blog articles, organized by category. Browse older coverage by month or search for a topic. Undated blog guides appear after dated news.
258 articles · Newest first
The Psychology of Happiness
The Psychology of Happiness | N43 N43 ANALYSIS OFF-DUTY · 219 N43 ANALYSIS · OFF-DUTY The Psychology of Happiness Happiness is not a single feeling: psychologists study momentary emotion, life satisfaction, meaning, relationships, and the…
How Meditation Changes the Brain
How Meditation Changes the Brain | N43 N43 ANALYSIS OFF-DUTY · 218 N43 ANALYSIS · OFF-DUTY How Meditation Changes the Brain Meditation repeatedly trains attention and awareness; research links practice with changes in stress regulation,…
The Science of Hypnosis
The Science of Hypnosis | N43 N43 ANALYSIS OFF-DUTY · 217 N43 ANALYSIS · OFF-DUTY The Science of Hypnosis Hypnosis is a studied state of focused attention and increased responsiveness to suggestion—not sleep, mind control, or a loss of…
How the Kidneys Filter Blood
How the Kidneys Filter Blood | N43 N43 ANALYSIS OFF-DUTY · 216 N43 ANALYSIS · OFF-DUTY How the Kidneys Filter Blood Inside millions of nephrons, pressure-driven filtration, selective reabsorption, and secretion turn plasma into precisely…
How the Liver Detoxifies the Body
How the Liver Detoxifies the Body | N43 N43 ANALYSIS OFF-DUTY · 215 N43 ANALYSIS · OFF-DUTY How the Liver Detoxifies the Body The liver does not need a cleanse: its cells transform, package, and route chemicals through a tightly regulated…
The Placebo Effect Explained
The Placebo Effect Explained | N43 N43 ANALYSIS OFF-DUTY · 214 N43 ANALYSIS · SCIENCE The Placebo Effect Explained How the expectation of healing releases endogenous opioids, rewires pain circuits, and complicates clinical trials. By N43…
How Intermittent Fasting Affects the Body
How Intermittent Fasting Affects the Body | N43 N43 ANALYSIS OFF-DUTY · 213 N43 ANALYSIS · SCIENCE How Intermittent Fasting Affects the Body The metabolic switch, ketogenesis, autophagy, and what clinical trials actually show about eating…
The Science of Exercise and Longevity
The Science of Exercise and Longevity | N43 N43 ANALYSIS OFF-DUTY · 212 N43 ANALYSIS · SCIENCE The Science of Exercise and Longevity How movement extends not just lifespan but healthspan — from VO2 max and telomeres to hippocampal growth…
How the Gut Microbiome Affects Health
How the Gut Microbiome Affects Health | N43 N43 ANALYSIS OFF-DUTY · 211 N43 ANALYSIS · SCIENCE How the Gut Microbiome Affects Health Trillions of bacteria inside you shape immunity, metabolism, and mood — here is what the evidence supports…
How Memory Works in the Brain
How Memory Works in the Brain | N43 N43 ANALYSIS OFF-DUTY · 210 N43 ANALYSIS · SCIENCE How Memory Works in the Brain Encoding, consolidation, and the fragile art of remembering — from synaptic potentiation to the Ebbinghaus forgetting…
Why We Get Wrinkles
Wrinkles are the visible record of changing collagen, elastin, fat, muscle, hydration, and sun exposure in living skin.
How Hair Turns Gray
The biology of gray hair: how pigment cells, follicle cycles, genetics, stress, and aging drain color from each new strand.
The Science of Aging
The Science of Aging | N43 N43 ANALYSIS off-duty · 207 N43 ANALYSIS · DOMAIN The Science of Aging Aging is not one clock running down. It is the accumulated result of molecular damage, altered cell behavior, declining repair, and systems…
How the Skin Heals Wounds
How the Skin Heals Wounds | N43 N43 ANALYSIS off-duty · 206 N43 ANALYSIS · DOMAIN How the Skin Heals Wounds A cut is not repaired in one motion. The skin runs a timed biological program: seal the leak, clear the damage, rebuild the…
The Physics of Color Vision
The Physics of Color Vision | N43 N43 ANALYSIS off-duty · 205 N43 ANALYSIS · DOMAIN The Physics of Color Vision Color is not a property carried by light alone. It is a measured interaction between spectra, photoreceptors, neural circuits,…
How the Ear Hears Sound
The Science of Taste Buds
The Science of Taste Buds | N43 N43 ANALYSIS OFF-DUTY · 203 N43 ANALYSIS · HUMAN BIOLOGY The Science of Taste Buds Taste buds are tiny living sensors that turn dissolved molecules into signals about energy, minerals, toxins, and protein.…
How the Sense of Smell Works
How the Sense of Smell Works | N43 N43 ANALYSIS OFF-DUTY · 202 N43 ANALYSIS · HUMAN BIOLOGY How the Sense of Smell Works Smell is chemistry translated into experience: airborne molecules enter the nose, activate receptor cells, and reach…
Why We Get Goosebumps
Why We Get Goosebumps | N43 N43 ANALYSIS OFF-DUTY · 201 N43 ANALYSIS · HUMAN BIOLOGY Why We Get Goosebumps Tiny bumps, raised hairs, and a sudden shiver: goosebumps are an ancient mammalian reflex that still flickers through the human body…
The Science of Sneezing
The Science of Sneezing | N43 N43 ANALYSIS OFF-DUTY · 200 N43 ANALYSIS · HUMAN BIOLOGY The Science of Sneezing A sneeze is the body's most violent expulsion, a reflex so forceful it can launch droplets at over 100 miles per hour. But what…
The Science of Yawning
The Science of Yawning | N43 N43 ANALYSIS OFF-DUTY · 198 N43 ANALYSIS · PHYSIOLOGY The Science of Yawning A yawn is a whole-body reset: part reflex, part thermoregulation, and perhaps a social signal inherited from very old vertebrate…
How Lucid Dreaming Works
How Lucid Dreaming Works | N43 N43 ANALYSIS OFF-DUTY · 197 N43 ANALYSIS · SLEEP SCIENCE How Lucid Dreaming Works Lucid dreaming is the unusual moment when the sleeping mind notices that its reality is a dream — and sometimes learns to…
The Psychology of Dreaming
The Psychology of Dreaming | N43 N43 ANALYSIS OFF-DUTY · 196 N43 ANALYSIS · PSYCHOLOGY The Psychology of Dreaming Dreams are not just nighttime stories: they are the mind's shifting laboratory for memory, emotion, threat, and prediction.…
How Pheromones Work
How Pheromones Work | N43 N43 ANALYSIS OFF-DUTY · 195 N43 ANALYSIS · BIOLOGY How Pheromones Work Chemical signals that silently govern the behavior of countless species — from ant trails to moth mates — and the enduring puzzle of whether…
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