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.
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How Elections Are Counted
How Elections Are Counted | N43 N43 ANALYSIS POLITICS · 261 N43 ANALYSIS · POLITICS How Elections Are Counted An election result is not created by one giant machine. It is assembled from local records, ballots, tabulators, legal checks,…
The Psychology of Persuasion
The Psychology of Persuasion | N43 N43 ANALYSIS OFF-DUTY · 188 N43 ANALYSIS · SOCIAL PSYCHOLOGY The Psychology of Persuasion Every day, someone tries to change your mind. A salesperson, a politician, a colleague, a spouse, a headline. Some…
The Science of Polling
The Science of Polling | N43 N43 ANALYSIS POLITICS · 260 N43 ANALYSIS · POLITICS The Science of Polling A poll is a measurement made under constraints. Its credibility depends less on the size of the headline number than on who was…
The Ring of Fire and Pacific Volcanoes
The Ring of Fire and Pacific Volcanoes | N43 N43 ANALYSIS WORLD · 165 N43 ANALYSIS · EARTH SYSTEMS The Ring of Fire and Pacific Volcanoes Around the Pacific, subduction zones turn plate motion into trenches, earthquakes, volcanic arcs, and…
How Stock Markets Work
How Stock Markets Work | N43 N43 ANALYSIS POLITICS · 259 N43 ANALYSIS · POLITICS How Stock Markets Work A stock market is not a magic machine that turns news into money. It is a network of rules, firms, computers, and people that lets…
How the Mariana Trench Formed
How the Mariana Trench Formed | N43 N43 ANALYSIS WORLD · 164 N43 ANALYSIS · TECTONICS How the Mariana Trench Formed Earth's deepest ocean trench is the surface signature of a plate being bent, subducted, and recycled into the mantle…
The Economics of Inflation
The Economics of Inflation | N43 N43 ANALYSIS politics · 258 N43 ANALYSIS · ECONOMICS The Economics of Inflation Inflation is not simply “prices going up.” It is a sustained rise in the general price level that changes purchasing power,…
The Great Blue Hole of Belize
The Great Blue Hole of Belize | N43 N43 ANALYSIS WORLD · 163 N43 ANALYSIS · GEOLOGY The Great Blue Hole of Belize A 124-metre-deep marine sinkhole off the coast of Belize, forged across four glacial episodes and now one of the most…
How the Federal Reserve Works
How the Immune System Remembers Pathogens
How the Immune System Remembers Pathogens | N43 N43 ANALYSIS off-duty · 256 N43 ANALYSIS · IMMUNOLOGY How the Immune System Remembers Pathogens The body keeps a living library of every pathogen it has ever defeated — memory B cells and T…
The Science of Stretching
The Science of Stretching | N43 N43 ANALYSIS OFF-DUTY · 255 N43 ANALYSIS · MOVEMENT SCIENCE The Science of Stretching Stretching can expand range of motion, alter the nervous system's tolerance for length, and gradually reshape tissue. But…
How Exercise Builds Muscle
How Exercise Builds Muscle | N43 N43 ANALYSIS OFF-DUTY · 254 N43 ANALYSIS · PHYSIOLOGY How Exercise Builds Muscle Muscle growth is not the muscle "repairing itself" in a vague sense. It is a precisely coordinated response to mechanical…
The Science of Brain Plasticity
How the Brain Forms Habits
How the Brain Forms Habits | N43 N43 ANALYSIS OFF-DUTY · 252 N43 ANALYSIS · OFF-DUTY How the Brain Forms Habits Habits are learned shortcuts: cues recruit routines, rewards teach the brain what to repeat, and stable contexts turn effort…
The Psychology of Déjà Vu
The Psychology of Déjà Vu | N43 N43 ANALYSIS OFF-DUTY · 251 N43 ANALYSIS · OFF-DUTY The Psychology of Déjà Vu Déjà vu is a powerful feeling of familiarity without a recoverable memory—an everyday glimpse of how the brain monitors its own…
How the Brain Creates Consciousness
How the Brain Creates Consciousness | N43 N43 ANALYSIS OFF-DUTY · 250 N43 ANALYSIS · OFF-DUTY How the Brain Creates Consciousness Consciousness is not a tiny observer in the skull. It is a changing, integrated model of the world, the body,…
The Science of Friendship
The Science of Friendship | N43 N43 ANALYSIS OFF-DUTY · 249 N43 ANALYSIS · OFF-DUTY The Science of Friendship Friendship is a mutual bond built on shared experience, reciprocity, and trust. Its benefits are not just emotional — friendship…
How Loneliness Affects Health
How Loneliness Affects Health | N43 N43 ANALYSIS OFF-DUTY · 248 N43 ANALYSIS · OFF-DUTY How Loneliness Affects Health Loneliness is not merely an unpleasant feeling — it is a biological stressor that affects cardiovascular, immune,…
The Psychology of Humor
The Psychology of Humor | N43 N43 ANALYSIS OFF-DUTY · 247 N43 ANALYSIS · OFF-DUTY The Psychology of Humor Humor is a cognitive negotiation between expectation and surprise. The brain detects incongruity, resolves it safely, and rewards the…
How the Brain Processes Music
How the Brain Processes Music | N43 N43 ANALYSIS OFF-DUTY · 246 N43 ANALYSIS · OFF-DUTY How the Brain Processes Music Music recruits auditory, motor, emotional, and memory systems simultaneously. The brain does not merely hear music — it…
The Science of Body Language
The Science of Body Language | N43 N43 ANALYSIS OFF-DUTY · 245 N43 ANALYSIS · OFF-DUTY The Science of Body Language Body language is a system of nonverbal signals that humans read automatically but interpret unreliably. Understanding its…
How Nostalgia Affects the Brain
How Nostalgia Affects the Brain | N43 N43 ANALYSIS OFF-DUTY · 244 N43 ANALYSIS · OFF-DUTY How Nostalgia Affects the Brain Nostalgia is more than a sentimental replay: it is a coordinated brain state that binds autobiographical memory,…
The Psychology of Color
The psychology of color | N43 N43 ANALYSIS OFF-DUTY · 243 N43 ANALYSIS · PERCEPTION The Psychology of Color Color is constructed in the brain from three cone types, a handful of opponent channels, and a lifetime of cultural context. The…
How Dopamine Drives Motivation
How dopamine drives motivation | N43 N43 ANALYSIS OFF-DUTY · 242 N43 ANALYSIS · NEUROSCIENCE How Dopamine Drives Motivation Dopamine is not the molecule of pleasure. It is the molecule of pursuit — the gap between what you predict and what…
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