Neuroscience on Rafiul Alam

Earworms: Why Songs Get Stuck in Your Head

Sat, 15 Feb 2025 00:00:00 +0000

Brain Series

Current: Earworms

It’s been three hours since you heard that song. You’re trying to focus on work, but there it is again-playing on an endless loop in your head.

The Cocktail Party Effect: How You Hear Your Name Across a Crowded Room

Fri, 14 Feb 2025 00:00:00 +0000

Brain Series

Current: Cocktail Party Effect

Change Blindness All Posts Earworms

You’re in a loud, crowded room. Dozens of conversations happening simultaneously. You’re focused on talking to someone right in front of you, filtering out all the background noise.

Change Blindness: Why You Missed the Gorilla

Thu, 13 Feb 2025 00:00:00 +0000

Brain Series

Current: Change Blindness

The Baader-Meinhof Phenomenon All Posts Cocktail Party Effect

Watch a video of people passing basketballs. Count the passes made by the team in white shirts.

Pareidolia: Why We See Faces in Everything

Tue, 11 Feb 2025 00:00:00 +0000

Brain Series

Current: Pareidolia

The McGurk Effect All Posts The Baader-Meinhof Phenomenon

You see a face in the electrical outlet. Another in the clouds. Your morning toast looks like it’s staring at you.

The McGurk Effect: Your Eyes Change What You Hear

Mon, 10 Feb 2025 00:00:00 +0000

Brain Series

Current: The McGurk Effect

Superfood for Your Brain All Posts Pareidolia

Watch someone’s lips say “ga” while the audio plays “ba,” and your brain will hear “da”-a sound that doesn’t exist in either the visual or auditory input.

Nostalgia on a Plate: Why We Crave Foods from Our Childhood

Sun, 09 Feb 2025 00:00:00 +0000

Deeply Personal

Current: Nostalgia on a Plate

Cats and Empathy All Posts

Nostalgia on a Plate: Why We Crave Foods from Our Childhood

My wife was chopping vegetables when she stopped, knife mid-air, and said:

Superfood for Your Brain

Sat, 08 Feb 2025 00:00:00 +0000

Brain Series

Current: Superfood for Your Brain

Neurogenesis All Posts

Cats and Empathy: Do They Actually Know When You're Sad?

Fri, 07 Feb 2025 00:00:00 +0000

Deeply Personal

Current: Cats and Empathy

All Posts Nostalgia on a Plate

Cats and Empathy: Do They Actually Know When You’re Sad?

It was 2 AM when my wife woke me up, her voice tight with pain.

Neurogenesis: Can You Grow New Brain Cells?

Fri, 07 Feb 2025 00:00:00 +0000

Brain Series

Current: Neurogenesis

All Posts Superfood for Your Brain

For most of the 20th century, neuroscience had a dogma: “You’re born with all the neurons you’ll ever have. Neurons don’t regenerate.”

Preventing Cognitive Decline in Your 30s and 40s

Thu, 06 Feb 2025 00:00:00 +0000

Brain Series

Current: Preventing Cognitive Decline 30s-40s

Brain Training for Your 20s All Posts Neurogenesis

You’re in your 30s or 40s. You’re at your career peak. You feel sharp, capable, effective.

Brain Training for Your 20s: Building Cognitive Reserve

Wed, 05 Feb 2025 00:00:00 +0000

Brain Series

Current: Brain Training for Your 20s

Stress and Cognition All Posts

Your 20s are your brain’s golden decade.

Stress and Cognition: How Cortisol Damages Your Brain

Tue, 04 Feb 2025 00:00:00 +0000

Brain Series

Current: Stress and Cognition

Social Connection All Posts Brain Training for Your 20s

A little stress sharpens your mind. Chronic stress destroys it.

Social Connection: Why Loneliness Makes You Dumber

Mon, 03 Feb 2025 00:00:00 +0000

Brain Series

Current: Social Connection

Meditation for Skeptics All Posts Stress and Cognition

Loneliness is as deadly as smoking 15 cigarettes per day.

Meditation for Skeptics: 5-Minute Brain Training

Sun, 02 Feb 2025 00:00:00 +0000

Brain Series

Current: Meditation for Skeptics

Digital Detox All Posts Social Connection

“Meditation is for hippies. I don’t have time to sit cross-legged chanting ‘om’ for an hour.”

Digital Detox: How Screen Time Kills Your Attention Span

Sat, 01 Feb 2025 00:00:00 +0000

Brain Series

Current: Digital Detox

Morning Routines All Posts Meditation for Skeptics

The average person checks their phone 96 times per day-once every 10 minutes while awake.

Morning Routines That Prime Your Brain for Performance

Fri, 31 Jan 2025 00:00:00 +0000

Brain Series

Current: Morning Routines

The 20-20-20 Rule All Posts Digital Detox

You wake up, grab your phone, scroll through notifications, check email, and rush into your day.

The 20-20-20 Rule: Protecting Your Eyes and Brain from Screens

Thu, 30 Jan 2025 00:00:00 +0000

Brain Series

Current: The 20-20-20 Rule

Blue Light and Melatonin All Posts Morning Routines

You’re staring at a screen. Your eyes burn. Your head aches. You can’t focus anymore. You’ve been working for 4 hours straight without looking away.

Blue Light and Melatonin: Optimizing Your Sleep Cycle

Wed, 29 Jan 2025 00:00:00 +0000

Brain Series

Current: Blue Light and Melatonin

Intermittent Fasting All Posts The 20-20-20 Rule

You’re scrolling through your phone at midnight. The screen glows bright blue-white. Your brain thinks it’s noon.

Intermittent Fasting: Brain Benefits Beyond Weight Loss

Wed, 29 Jan 2025 00:00:00 +0000

Brain Series

Current: Intermittent Fasting

Cold Showers and Cognition All Posts Blue Light and Melatonin

Cold Showers and Cognition: Does Discomfort Sharpen the Mind?

Tue, 28 Jan 2025 00:00:00 +0000

Brain Series

Current: Cold Showers and Cognition

Speed Reading vs Deep Reading All Posts Intermittent Fasting

Every morning, Wim Hof-“The Iceman”-submerges himself in ice water. He claims it sharpens his mind, boosts his immune system, and enhances his performance.

Speed Reading vs Deep Reading: Which Makes You Smarter?

Tue, 28 Jan 2025 00:00:00 +0000

Brain Series

Current: Speed Reading vs Deep Reading

Second Language Learning All Posts Cold Showers and Cognition

Speed reading promises to help you read 1,000+ words per minute-triple or quadruple your normal pace. Imagine reading entire books in an hour!

Learn Like a Child: Why Adults Struggle with New Skills

Mon, 27 Jan 2025 00:00:00 +0000

Brain Series

Current: Learn Like a Child

The Forgetting Curve All Posts Second Language Learning

A 5-year-old can learn a new language in months, picking up perfect pronunciation without formal instruction. Meanwhile, an adult spends years studying and still speaks with an accent.

Second Language Learning: The Ultimate Brain Workout

Mon, 27 Jan 2025 00:00:00 +0000

Brain Series

Current: Second Language Learning

Learn Like a Child All Posts Speed Reading vs Deep Reading

Learning a second language isn’t just about communication-it’s a full-brain workout that strengthens cognitive abilities across the board.

Chunking: How to Remember Phone Numbers (And Everything Else)

Sun, 26 Jan 2025 00:00:00 +0000

Brain Series

Current: Chunking: How to Remember Phone Numbers

All Posts The Forgetting Curve

Try to memorize this number: 2025551234567. Hard, right?

The Forgetting Curve: Why You Forget and How to Stop It

Sun, 26 Jan 2025 00:00:00 +0000

Brain Series

Current: The Forgetting Curve: Why You Forget

Chunking All Posts Learn Like a Child

You spend hours studying for an exam. You know the material cold. Then a week later? You’ve forgotten half of it.

Mirror Neurons and Character Empathy: Why We Feel What Fictional Characters Feel

Fri, 17 Jan 2025 00:00:00 +0000

You’re watching a movie. A character reaches for a doorknob. Just as their fingers touch the metal, you wince-because you know what they don’t: someone is waiting on the other side with a knife.

Or you’re reading a novel. The protagonist is about to make a terrible decision based on incomplete information. Your chest tightens. You want to shout at them, warn them, stop them-even though they’re ink on paper.

H.M. and the Mystery of Memory: The Man Trapped in Permanent Now

Thu, 16 Jan 2025 00:00:00 +0000

On September 1, 1953, a 27-year-old man named Henry Molaison underwent experimental brain surgery to treat his severe epilepsy.

The surgery worked. The seizures stopped.

But when Henry woke up, he had lost the ability to form new memories.

For the next 55 years, until his death in 2008, Henry lived in a perpetual present. Every person he met was a stranger minutes later. Every conversation was new. Every day was the first day of the rest of his life-literally.

Why Your Brain Can't Resist a Story: The Neuroscience of Narrative

Wed, 15 Jan 2025 00:00:00 +0000

Have you ever missed your bus stop because you were engrossed in a podcast? Stayed up way too late because you needed to know how the book ends? Felt your heart race during a movie scene even though you knew it wasn’t real?

That’s not a character flaw. That’s neuroscience.

Stories don’t just entertain us-they hijack our brain chemistry. And understanding how this works can transform you from someone who tells stories to someone who creates irresistible narratives.

The Feral Child Cases: The Point of No Return for Becoming Human

Wed, 25 Dec 2024 00:00:00 +0000

On November 4, 1970, a social worker in Arcadia, California encountered a girl who appeared to be six or seven years old.

She wasn’t six. She was thirteen.

She weighed 59 pounds. She couldn’t stand up straight. She couldn’t chew solid food. She couldn’t speak-not a word, not a sound beyond occasional whimpers.

She’d been locked in a small room for nearly her entire life. Tied to a potty chair during the day, confined to a sleeping bag in a crib at night. No toys. No conversation. No human interaction beyond someone occasionally bringing food.

The Man Who Mistook His Wife for a Hat: When Vision Works But Recognition Fails

Fri, 20 Dec 2024 00:00:00 +0000

Dr. P. was a distinguished music teacher and singer who could tell you the exact interval between any two notes you played.

He could identify a Brahms sonata from the first three measures. He could conduct a choir through complex harmonies without missing a beat.

But he couldn’t recognize his wife’s face.

Worse than that-when Dr. P. went to leave the neurologist’s office after his examination, he reached for his wife’s head and tried to lift it off her shoulders.

Anna O. and the Birth of Talk Therapy: The Woman Who Cured Herself Through Conversation

Fri, 13 Dec 2024 00:00:00 +0000

In December 1880, a 21-year-old woman in Vienna developed paralysis in three limbs, hallucinations, speech disturbances, and a cough with no physical cause.

Doctors examined her thoroughly. There was no tumor, no infection, no injury, no disease they could identify.

Yet she couldn’t move her right arm or legs. She had violent convulsions. She saw terrifying hallucinations. And for weeks at a time, she could only speak in English-having completely forgotten her native German.

The Genain Quadruplets: Four Identical Fates, Four Different Paths

Tue, 03 Dec 2024 00:00:00 +0000

In 1930, four identical baby girls were born to a family in a small Midwestern town.

Genetically, they were as similar as four humans can be-monozygotic quadruplets, sharing 100% of their DNA.

They grew up in the same house, with the same parents, eating the same food, attending the same schools.

And all four developed schizophrenia.

On the surface, this seems like a clear-cut case of genetic determinism: identical genes, identical illness.

The Three Christs of Ypsilanti: When Delusions Refuse to Negotiate with Reality

Sun, 01 Dec 2024 00:00:00 +0000

In July 1959, social psychologist Milton Rokeach gathered three psychiatric patients in a room at Ypsilanti State Hospital in Michigan.

Each man had been diagnosed with paranoid schizophrenia.

And each man believed, with absolute conviction, that he was Jesus Christ.

Rokeach’s hypothesis was straightforward: when confronted with two other people making the same claim, at least one of them would experience cognitive dissonance strong enough to crack their delusion. Face-to-face with contradictory evidence, reality would reassert itself.

Clive Wearing's Eternal Present: A Life Measured in Seconds

Sat, 30 Nov 2024 00:00:00 +0000

Every few seconds, Clive Wearing wakes up for the first time.

He opens his eyes. He looks around. And he experiences what he believes is his first moment of consciousness after years of being unconscious.

He writes in his journal: “8:31 AM: Now I am really, completely awake.”

A few minutes later, he crosses it out and writes: “9:06 AM: Now I am perfectly, overwhelmingly awake.”

Then he crosses that out too and writes: “9:34 AM: NOW I am awake.”

Foreign Accent Syndrome: When Your Brain Rewrites How You Speak

Fri, 29 Nov 2024 00:00:00 +0000

In 1941, during a German air raid on Norway, a young woman named Astrid L. was struck in the head by bomb shrapnel.

She survived. She recovered.

But when she started speaking again, something was wrong.

Her accent was different. Not slightly different-completely different.

She was Norwegian. She’d lived her entire life in Norway, speaking Norwegian with a Norwegian accent.

After the injury, she spoke Norwegian with what sounded like a strong German accent.

Wendigo Psychosis: When Culture Creates Mental Illness

Fri, 22 Nov 2024 00:00:00 +0000

In the winter of 1878, a Cree man named Swift Runner arrived at a Hudson’s Bay Company trading post in Alberta, Canada.

He was emaciated, nearly dead from starvation.

He said his family-his wife and six children-had all died during the harsh winter. He’d buried them in the snow. He was the only survivor.

The authorities were suspicious. Swift Runner showed signs of starvation, but not as severe as someone who’d watched his entire family die of hunger should show.

Prosopagnosia: Living in a World Without Faces

Thu, 21 Nov 2024 00:00:00 +0000

A man is waiting for his wife outside a restaurant.

A woman approaches him. She’s smiling, clearly recognizing him. She starts talking as if they know each other well.

He has no idea who she is.

He politely engages, trying to figure out from context clues who this person might be. A colleague? A neighbor? Someone from his wife’s social circle?

The woman seems confused by his confusion. She touches his arm, says something about “the kids.”

Clinical Lycanthropy: When Patients See Themselves Transform Into Animals

Mon, 18 Nov 2024 00:00:00 +0000

In 1975, a 49-year-old woman was admitted to a psychiatric hospital in Kentucky.

She told doctors she was transforming into a wolf.

She could feel her body changing. She saw fur growing on her hands and face. Her teeth were becoming fangs. Her face was elongating into a snout.

She dropped to all fours. She howled. She scratched at the floor. She tried to bite staff members.

When shown her reflection in a mirror, she saw a wolf staring back.

The Schreber Case: When Madness Coexists with Brilliance

Sat, 16 Nov 2024 00:00:00 +0000

In 1903, Daniel Paul Schreber, a senior judge in the German court system, published a 450-page memoir titled “Memoirs of My Nervous Illness.”

The book described in meticulous, articulate detail how God was transforming him into a woman.

Not metaphorically. Literally. Through divine rays that penetrated his body and rewrote his nervous system.

The transformation, Schreber explained, was necessary because humanity had been destroyed. He needed to become female so he could be impregnated by God and repopulate the Earth with a new race of humans.

Brain Chemicals: The Neurotransmitters That Shape Your Reality

Fri, 15 Nov 2024 00:00:00 +0000

Brain Chemicals: The Neurotransmitters That Shape Your Reality

You wake up feeling unmotivated. Coffee kicks in, and suddenly you’re ready to tackle your to-do list. An hour later, you’re riding a wave of focus. By afternoon, anxiety creeps in. Evening arrives, and you feel calm, content, even happy.

What changed?

Not your circumstances. Not your willpower. Your brain chemistry.

Every thought, emotion, and behavior you experience is the result of chemical messengers called neurotransmitters communicating between billions of neurons. These molecules don’t just influence your mood-they determine how you perceive reality, make decisions, form memories, and experience pleasure or pain.

The Soviet Sleep Experiment: When Fiction Reflects Horrifying Reality

Thu, 14 Nov 2024 00:00:00 +0000

There’s a horror story that has circulated online for years, known as “The Russian Sleep Experiment” or “The Soviet Sleep Experiment.”

The story goes like this:

In the 1940s, Soviet researchers sealed five political prisoners in a chamber and used an experimental gas to keep them awake for 15 days straight. By day five, the subjects became paranoid and stopped talking to each other. By day nine, they were screaming. By day 15, they had mutilated themselves and were begging the researchers not to let them sleep.

The Cotard Delusion: When Your Brain Convinces You You're Dead

Wed, 13 Nov 2024 00:00:00 +0000

Imagine waking up one morning absolutely convinced that you are dead.

Not metaphorically dead. Not feeling empty or numb or depressed. Actually, literally, medically dead.

You can see yourself breathing. You can feel your heart beating. You can touch your skin and feel warmth. But your brain insists, with total certainty, that you are a corpse.

You try to explain this to your family: “I’m dead. I don’t exist anymore.”

The Capgras Delusion: When Love Looks Right But Feels Wrong

Tue, 12 Nov 2024 00:00:00 +0000

A woman looks at her husband of 30 years.

She recognizes his face. She knows it’s him. The features, the voice, the mannerisms-everything looks exactly right.

But she knows he’s not her husband.

She’s absolutely certain.

This person is an imposter. An identical copy. A replacement.

Her real husband has been taken, and this lookalike has been put in his place.

She knows how it sounds. She knows it’s irrational. But the certainty is overwhelming.

The Sleeping Beauties of Kazakhstan: A Modern Medical Mystery

Mon, 04 Nov 2024 00:00:00 +0000

In March 2013, a woman in the village of Kalachi, Kazakhstan walked into her kitchen to make breakfast.

She felt suddenly drowsy. Overwhelming exhaustion washed over her.

She lay down on the couch “just for a moment.”

She didn’t wake up for six days.

When she finally regained consciousness, she had no memory of what happened during those six days. No dreams. No sense of time passing. Just… nothing.

She wasn’t the first. She wouldn’t be the last.

Dissociative Fugue: When Your Brain Erases You and Writes Someone New

Thu, 31 Oct 2024 00:00:00 +0000

On August 28, 1887, a man was found wandering the streets of Norristown, Pennsylvania, disoriented and unable to say who he was.

He knew his name was “A.J. Brown.” He knew he was a stationer. But he had no memory of where he came from, why he was there, or how he’d arrived.

Eventually, his identity was discovered: he was Ansel Bourne, a 61-year-old preacher from Rhode Island.

Two months earlier, Ansel had left his home to run errands. He withdrew $551 from the bank, boarded a train, and vanished.

Synesthesia Mysteries: When Senses Cross in Impossible Ways

Wed, 23 Oct 2024 00:00:00 +0000

A woman hears the word “Derek” and immediately tastes earwax.

Another person sees the number 5 as inherently, unavoidably red. Not because of any association or memory-it’s just red, the way the sky is blue.

A musician feels violin notes as textures on his skin-high notes feel smooth and cool, low notes feel rough and warm.

A painter sees every letter and number in specific colors. A is red, B is blue, C is yellow. She’s never seen them any other way.

The Dyatlov Pass Incident: The Psychology of Inexplicable Terror

Tue, 22 Oct 2024 00:00:00 +0000

On the night of February 1, 1959, nine experienced hikers cut their way out of their tent from the inside and fled barefoot into the Ural Mountains winter.

The temperature was around -30°C (-22°F). They were dressed only in underwear or light clothing. They had functioning equipment, warm clothes, and a secure shelter.

They abandoned all of it and ran.

Search teams found their bodies weeks later, scattered across the mountainside. Some had died from hypothermia. Others had massive internal injuries-broken ribs, fractured skulls-with no external trauma.

Alice in Wonderland Syndrome: When Reality Loses Its Proportions

Tue, 15 Oct 2024 00:00:00 +0000

You look down at your hands.

They’re gigantic-swollen to three times their normal size, fingers like sausages, impossibly huge.

You look at the room around you. It’s shrinking. The walls are closing in. The ceiling is descending. Everything is becoming tiny while you expand to fill the space.

Or wait-are you shrinking? The room is growing massive. The doorway has become a cathedral entrance. Your hands are doll-sized. You are small, impossibly small, while the world balloons around you.

The Curious Case of Phineas Gage: When an Iron Rod Rewrote a Man's Soul

Sat, 12 Oct 2024 00:00:00 +0000

On September 13, 1848, a three-foot-seven-inch iron rod weighing thirteen pounds shot through Phineas Gage’s skull at the speed of a cannonball.

It entered below his left cheekbone, passed behind his left eye, tore through the front part of his brain, and exploded out through the top of his head, landing about 80 feet away, covered in blood and brain matter.

Gage was packing explosives into a rock using a tamping iron when a spark ignited the powder charge prematurely. The rod became a projectile, and Gage became the most famous patient in the history of neuroscience.

The Jumping Frenchmen of Maine: When Startle Becomes Obedience

Fri, 11 Oct 2024 00:00:00 +0000

In the late 1800s, in the remote logging camps of northern Maine, there was a group of French-Canadian lumberjacks who would obey any sudden command without conscious control.

Startle them and shout “Jump!” and they’d jump.

“Throw your axe!” and they’d hurl it, even if someone was in the way.

“Hit yourself!” and they’d strike their own face.

They had no choice. The response was involuntary, immediate, and uncontrollable.

They couldn’t stop themselves, even when they knew the command was dangerous or humiliating.

Utilization Behavior: When the Brain Can't Stop Using Objects

Wed, 09 Oct 2024 00:00:00 +0000

A neurologist is examining a patient who suffered frontal lobe damage from a stroke.

The doctor sets a pair of glasses on the table between them during the examination.

The patient reaches out, picks up the glasses, and puts them on-over the pair of glasses he’s already wearing.

The doctor, curious, places another pair of glasses on the table.

The patient picks them up and puts them on. Now he’s wearing three pairs of glasses, stacked on top of each other.

Free Will: A Psychological Illusion? (What Neuroscience and Psychology Really Tell Us)

Fri, 28 Jun 2024 00:00:00 +0000

At 3:47 PM on a Tuesday, I decided to quit my job and start a company.

Or did I?

Maybe the decision was already made by unconscious neural processes seconds before I became aware of it.

Maybe my genes, my upbringing, my brain chemistry, and the exact configuration of neurons firing that afternoon determined that choice, and the feeling of choosing was just a story my brain told itself afterward.