Why Multitasking Makes You Stupider: Research-Backed
The research on multitasking and cognitive performance. What Clifford Nass, David Strayer, and others documented about the measurable costs,...
April 2026
Feynman Technique: Learn Anything Faster (With the Science That Backs It Up)
The Feynman Technique explained with the cognitive research that supports it. Four steps, worked examples from physics to coding, and why teaching...
March 2026
Frequently Confused Cognitive Terms Explained
Intelligence solves problems fast; wisdom knows which problems matter. Knowledge is facts; understanding grasps relationships and meaning.
February 2026
Learning Science Terms Explained Clearly
Key learning science terms: Spaced repetition reviews at intervals, retrieval practice tests to strengthen memory, and interleaving mixes topics.
How Learning Actually Works According to Science
Re-reading and highlighting feel productive but are weak learning methods. Retrieval practice, spacing, and interleaving create durable understanding.
How Memory Retention Really Works
Encoding creates memories; storage preserves them; retrieval strengthens them. Testing yourself embeds knowledge better than re-reading ever could.
Learning Myths That Refuse to Die
Learning myths debunked: Learning styles have no evidence, 10% brain myth is false—you use all of it, left-brain/right-brain is oversimplified.
Cognitive Principles That Shape Decisions
Cognitive principles shaping decisions: bounded rationality from limited mental capacity, cognitive load that drains energy, and availability bias.
January 2026
Heuristics Explained
Heuristics are mental shortcuts for fast decisions: availability judges by what comes to mind, representativeness by similarity to stereotypes.
How the Mind Actually Works
The mind works through dual systems: System 1 is fast, automatic, emotional, and unconscious. System 2 is slow, deliberate, logical, and conscious.
AI vs. Human Intelligence Compared
AI advantages: Speed (millions of calculations/sec), scale (handle massive datasets), consistency (no fatigue or mood swings).
October 2025
Focus vs Multitasking Explained: The Cognitive Cost of Task Switching
Multitasking is a myth—brain switches between tasks not parallel processing. Task switching creates attention residue, ramp-up time, and increased...
July 2025
How Learning Science Works Explained Simply
Retrieval practice strengthens memory. Spaced repetition reviews information before forgetting. Interleaving mixes topics.
May 2025
Linguistic Relativity Explained
Strong version: language determines thoughtdebunked. Weak version: language influences thoughtsupported.
April 2025
What Is the Science of Misinformation: Why False News Spreads
The science of misinformation explains why false information spreads faster than true news, how the illusory truth effect works, and what...
March 2025
What Is Metacognition? Thinking About Your Own Thinking
Metacognition — thinking about your own thinking — is one of the most teachable and consequential cognitive skills.
What Is Cognitive Science? The Interdisciplinary Study of Mind and Intelligence
Cognitive science unites psychology, neuroscience, linguistics, philosophy, and computer science to understand how minds work.
What Is Cognitive Science? The Interdisciplinary Study of
Cognitive science is the interdisciplinary study of the mind and intelligence, drawing on psychology, neuroscience, computer science, linguistics, philosophy, and anthropology. Explore its origins, key theories, and ongoing debates.
February 2025
The Mind in the Body: Understanding Embodied Cognition
Embodied cognition challenges the view that the mind is separate from the body. Explore Strack's pen-in-mouth study, Williams and Bargh's warm...
Dual Process Theory and the Architecture of Human Judgment
Dual Process Theory explains human judgment through two systems: fast, automatic System 1 and slow, deliberate System 2.
August 2024
Why Exercise Is Good for the Brain: Mood, Memory, and Mental Health
Exercise doesn't just improve fitness — it reshapes the brain. Understand the neuroscience of how physical activity boosts mood, sharpens memory,...
July 2024
How the Brain Processes Language: Broca, Wernicke, and Beyond
How the brain processes language: from Broca and Wernicke's classic discoveries to modern dual-stream models, language acquisition, reading...
June 2024
How Language Acquisition Works
A deep look at how humans acquire language — from nativist theories and the critical period hypothesis to statistical learning, word learning,...
May 2024
Why Humans Are Religious: The Cognitive Science of Belief
Religion is universal across human cultures and deep in human history. Cognitive scientists have developed compelling theories about why — and the...
March 2024
Why Humans Make Art: The Evolutionary and Cognitive Science of Aesthetics
Why do humans make art? Explore the evolutionary biology, cognitive science, and neuroaesthetics of creativity — from Sulawesi cave paintings to...
February 2024
Why Time Feels Faster as You Age: The Psychology of Perceived Time
Why does time seem to speed up as we get older? The psychology of perceived time, the proportionality hypothesis, and how to slow it down.
January 2024
What Is Neuroscience? The Science of the Brain and Nervous
Neuroscience is the scientific study of the brain and nervous system. This comprehensive guide covers neurons and synapses, neuroimaging, memory and mental illness, brain-computer interfaces, and the frontiers of connectomics and psychedelic research.
What Is Linguistics? The Science of Language
An in-depth guide to linguistics: from Saussure's structural foundations and Chomsky's generative revolution to language acquisition, the...
What Are Emotions?
A rigorous examination of what emotions are: from James-Lange and Cannon-Bard theories to Ekman's universals, Barrett's constructed emotion...
How to Improve Your Memory: Evidence-Based Techniques That Actually Work
What does the science say about improving memory? Understand the evidence behind spaced repetition, retrieval practice, sleep, exercise, and why...
December 2023
Are Human Attention Spans Really Shrinking? What Research Actually Shows
The claim that humans now have an 8-second attention span shorter than a goldfish is false and methodologically debunked.
Why Reading Makes You Smarter: The Neuroscience and Psychology of Books
From Maryanne Wolf's deep reading research to Keith Oatley's fiction and empathy studies: what neuroscience and cognitive psychology reveal about...
November 2023
How Remote Work Changes Your Brain
The cognitive and psychological effects of remote work — Zoom fatigue, context collapse, boundary erosion, loneliness versus autonomy, and what the...
August 2023
What Is Neuroscience? The Science of the Brain and Nervous System
Neuroscience is the scientific study of the brain and nervous system. This comprehensive guide covers neurons and synapses, neuroimaging, memory...
December 2022
How to Read Faster Without Losing Comprehension
Speed reading promises 1,000 words per minute. Research says otherwise. Learn what actually limits reading speed and what techniques genuinely work.
September 2022
Attention Residue: Why Switching Tasks Costs More Than You Think
Attention residue is the cognitive cost of switching tasks before you finish them. Sophie Leroy's research shows why incomplete tasks haunt your...
What Is Retroactive Interference: Why New Learning Disrupts Old Memories
Retroactive interference happens when new learning impairs recall of older memories. Learn the science, how it differs from proactive...
August 2022
What Is Introspection Illusion: Why We Don't Know Our Own Minds
The introspection illusion reveals that our explanations for our own behavior are often confabulated.
July 2022
What Is Cognitive Reappraisal: The Most Powerful Emotion Regulation Strategy
Cognitive reappraisal is the most effective evidence-based emotion regulation strategy. Learn how it works, how it compares to suppression, and...
April 2022
What Is Memory: How the Brain Stores and Retrieves Information
Memory is not a recording — it's an active reconstruction. Learn how encoding, storage, and retrieval work, why we forget, and what sleep does to...
September 2021
How to Make Better Decisions Under Uncertainty
Most important decisions happen under uncertainty. Learn expected value thinking, pre-mortems, base rates, and Jeff Bezos's Type 1 vs Type 2...