Scientists Just Built a Mini Human Nervous System That Can Process Pain in a Dish in World First
This lab-made nervous system shows how we feel pain — without hurting anyone.
Tag: brain
Your Brain Hits a Metabolic Cliff at 43. Here’s What That Means
This is when brain aging quietly kicks in.
Human thought has a speed limit — and it’s surprisingly slow
For now, humans remain slow thinkers. We dream faster than we speak. We see more than we can process and ...
Scientists uncover how your brain flushes out waste during sleep
Scientists uncover a pulsating system that flushes out brain waste during non-REM sleep.
Microplastics Discovered in Human Brain Tissue: What Are The Health Risks?
From the air we breathe to the water we drink, microplastics infiltrate every corner of our lives—but what happens when ...
The heart may have its own “mini-brain”: a nervous system that controls heartbeat
Somewhere within the heart, there may be a "little brain".
Scientists revive activity in pig brains an hour after they died — the key lies in the liver
New research reveals how the liver might help protect the brain from damage after heart stoppage.
Pregnancy rewires mothers’ brains: gray matter volume decreases and there’s extensive neural remodeling
Some regions of the brain may shrink but increase connectivity.
Human Brain May Store 10 Times More Information Than Previously Thought
The human brain could hold one petabyte of data — equivalent to all the movies ever made and in HD.
Sniffing women’s tears significantly reduces male aggression
Tears may contain odorless social chemical signals that reduce testosterone and aggression in males.
Scientists revive frozen brain tissue even after 18 months. But cryogenics is still a billionaire’s pipe dream
Scientists successfully revive frozen brain tissue, paving the way for advanced neurological research.
T. rex wasn’t that smart after all. Its intelligence was more on par with a large crocodile
Previous estimates of T-rex's brain power were vastly overestimated.
How cocaine overpowers basic human needs like thirst and hunger
New research explores the neural hijacking that cocaine addiction causes in the brain.
Thousand-year-old intact human brains baffle scientists. And there are thousands of them
This is no fluke. There are thousands of such brains well-preserved by natural processes.
The bizarre world of people who see ‘demonic’ faces
Scientists used computer-generated images to illustrate how a rare condition distorts people's faces.
Why we mix people’s names: science says it’s because you might care about them
It's perfectly normal to mix the names of loved ones. It's called a cognitive glitch.
COVID-19 may cause brain fog by forming ‘zombie’ cells. Scientists found drugs that may reverse it
Researchers find four drugs that reverse COVID-19-induced brain aging by targeting 'zombie' cells."
Adolescent brains exposed to THC are at higher risk of psychiatric disorders
THC exposure during adolescence may cause microglial cell death and brain changes, increasing schizophrenia risks in genetically susceptible individuals.
How smart are dolphins?
Dive into the depths of the ocean and discover the astonishing intelligence of dolphins.
How patient “M” saw the world backward and upside down
M was shot in the head. When he woke up the entire world appeared inverted to him.
Scientists map an insect’s brain for the first time – and it’s just incredible
It's the most accurate image of an insect brain we've ever had.
Researchers make human neurons grow inside living rat brains
The human neurons may be altering the rats' behavior.
What makes things cute?
It's obviously kittens. Just stick kittens on everything.
What happens in the brain when you mix marijuana and alcohol
Mixing alcohol and marijuana, known as crossfading, can amplify the highs but also the lows.
Your first memory is probably older than you think
We tend to remember ourselves as older than we were during our earliest memories.
“Optical electrodes” can read your mind, paving the way toward fully-functional prosthetics and brain-machine interfaces
These optrodes bypass several of the most glaring limitations of current electrodes.
The most detailed-ever atlas of the octopus visual system shows the differences and similarities when compared with humans
It can be hard to believe that boneless sea creatures share traits with us -- but they do!
Here is why you feel tired after thinking hard
The brain has its own defensive mechanisms to prevent burnout -- and glutamate accumulation in the prefrontal cortex seems like ...
Rats watching their friends learn how to navigate a setting, helping us better understand our own “internal GPS”
The experiment helps us make sense of “cognitive maps”.
Is it brain size, or brain-to-body size that makes animals intelligent? Birds suggest it’s both, actually
Despite their 'bird-brains', some birds are among the most intelligent animals on the planet.
Alzheimer’s disease causes brain cells to overheat and ‘fry like eggs’
Researchers have shown that an essential protein involved in Alzheimer’s causes cells to overheat, which may explain how the disease ...
We now know which neurons in the brain control sickness symptoms like fever and loss of appetite
Such information can lead us to new ways to manage symptoms and save lives.
Creative brains employ unique patterns of connectivity, favoring long-distance connections
Some brains are just built different.
Brain implant restores communication in completely locked-in patient who can’t even move his eyes
The courageous man can now communicate with the outside world -- something that was impossible without the implant.
Brain scans are saving convicted murderers from death row–but should they?
Perpetrators of horrendous crimes could avoid the death penalty because of their brainwaves.
Scientists find neurons in the human brain that only respond to singing
Further evidence that humans are inherently musical.
Our brains may be naturally wired for multilingualism, being ‘blind’ to changes between languages
As long as we understand what they mean, they're all the same language to our brains.
New brain stimulation technique cured 80% of major depression cases during trial run
It works well, and it works fast.
Spanish researchers developed an “artificial retina” that beams sight directly into the brain of blind patients
It's by no means perfect just yet, but the results are very encouraging.
Pain impairs our ability to feel pleasure — and now we know why and how
Sensations of pain shut down the neurons that allow us to feel pleasure.
Our brains don’t pick the shortest route between two points — they pick ‘the pointiest’ one
"That's close enough" -- our brains.
Pill for your thoughts: what are nootropics?
A class of drugs that many pin their hopes on, but is still poorly understood.
Are male and female brains really different?
The field is rife with 'neurosexism'.
Samsung wants to “copy/paste” your brain into a 3D chip
It sounds intriguing, but it's easier said than done.
White matter density in our brains at birth may influence how easily we learn to understand and use language
Nature, as well as nurture, play a part in our ability to learn language.
Mice can develop neural signs of depression when forced to watch other mice experiencing stress
Such research can make us better understand how depression arises in the brain.
Machine learning tool 99% accurate at spotting early signs of Alzheimer’s in the lab
That's one job the robots can take, then.
Your brain is cleaning itself while you’re dreaming, new research suggests
Keep it squeaky clean, everybody!
Our brains fire up their ‘prediction engine’ when faced with uncertainty — at least with music
They just hate not knowing what’s coming.
Potential new treatment for drug-resistant depression identified in mice — blocking histamines in the brain
This is the same molecule involved in allergies, but anti-allergy drugs don’t cut it.
