Category Archives: Human Brain

Four Paths to Savant Mental Skills

Savant skills are typically confined to five areas: art, music, calendar calculating, mathematics and mechanical/spatial skills (Treffert 2005). These skills are [ed: in brain-damaged savants] accompanied by an exceptional ability to recall meaningless detail—memory without understanding (Sacks 2007) and a … Continue reading

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Evolution and Human Cognition

Since the split from the chimpanzee lineage, the human brain has increased three-fold in size and has acquired abilities for vocal learning, language and intense cooperation. … the increasing availability of genome sequences from humans, chimpanzees and other primates, as … Continue reading

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Augmenting Human Cognition

It is important to understand that human cognitive ability is strongly influenced by genes — with the genetic influence generally increasing as a person grows older, from about 40% heritability in childhood to roughly 80% heritability in late maturity. Intelligence … Continue reading

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Psychedelic Drugs for PTSD, Depression, Addiction

First Medical Marijuana, Next Medical Psychedelics? Western societies are marching toward a world where the use of psychedelic drugs in medicine will be commonplace. Some of the applications for these drugs are discussed below: In March, the U.S. Food and … Continue reading

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Stark, Undeniable Differences in the Brains of Men and Women

Perhaps twenty or thirty years ago an educated person might have been excused for denying any differences in structure and function between the brains of human males and human females. But things have changed. … over the past 15 years … Continue reading

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How to Make a 60 Year Old Brain Work Like a 20 Year Old’s

Theta-gamma nerve coupling between brain regions is key to cognitive functioning Zapping the brains of people over 60 with a mild electrical current improved a form of memory enough that they performed like people in their 20s, a new study … Continue reading

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Adult Neurogenesis, and BDNF

Human brains generate new neurons throughout life. This miracle of lifelong brain regeneration allows lifelong learning, and is driven by complex interacting processes. One of the biological factors that can stimulate the formation of new brain neurons is the neurotrophic … Continue reading

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We are Living in an Alzheimer World

We Must Take a More Intelligent Approach to Dementia Emerging evidence suggests that Alzheimer’s-related brain changes may result from a complex interplay among abnormal tau and beta-amyloid proteins and several other factors. It appears that abnormal tau accumulates in specific … Continue reading

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Sprucing Up Your Brain With Potent Psychedelics

This figure shows the effects of three psychedelics and one control (VEH) on cortical neurons. … A new study, published June 12 in the journal Cell Reports, found psychedelics, specifically DOI, DMT, and LSD, can change brain cells in rats … Continue reading

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Rapastinel, AGN-241751, AV-101, Esketamine Wonder Cures?

A Better Cure for Depression? Ketamine analogs are getting a very close look After nearly four decades of dispensing the same mediocre medications to patients with depression, pharmaceutical companies are jazzed about several new drug candidates inspired by the club … Continue reading

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Can Women Really Think?

Clearly, yes, women can really think. But on a statistical basis at the highest levels where progress is made, can elite women perform at the same levels as elite men? Only 48 of 900 Nobel Prizes have been awarded to … Continue reading

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Cyborgs and Longevity: Simplification and Redundancy

Simplification, Functionality, and Redundancy Altering man’s bodily functions to meet the requirements of extraterrestrial environments would be more logical than providing an earthly environment for him in space . . . Artifact-organism systems which would extend man’s unconscious, self-regulatory controls … Continue reading

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A Warning About Antidepressants

We Already Knew About This: … most of the perpetrators of mass murder over the past fifteen to twenty years had been taking prescription medicines at the time of their killings, and the drugs they had been taking were usually … Continue reading

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Sex Hormones Determine Male and Female Brain Differences

From Monkeys to Humans, Hormones Shape Brains Scientifically Correct, but Not Politically Correct Prenatal exposure to sex hormones shapes the neonatal brain from the very beginning. Testosterone pouring out of the tiny testicles of male fetuses begins to cause the … Continue reading

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Electrical Brain Stimulation and Enhanced Learning

By implanting neural sensor arrays into the brains of monkeys, scientists in Malibu, Montreal, and New York have begun to discover why tDCS electrical brain stimulation seems to boost learning. By measuring the brain’s response to tDCS while in the … Continue reading

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Mind the Brain

The better you can understand your brain, the better you can understand your own mind. And understanding your own mind is an open door to self-liberation and freedom. Short of that, every human being is a slave to mindless habits, … Continue reading

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Startling In Eleven Dimensions: Forever Restless Brain

The Blue Brain Project in Lausanne is opening a new window on the mammalian brain: Multi-dimensional algebraic topology. They are still in the early stages of using this tool, but their discoveries are already startling — in 11 dimensions! According … Continue reading

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On the Verge of an AI-pocalypse?

For 70 years we have been told that we are on the verge of a machine apocalypse — the near-total replacement of humans by machines across society. But the gap between the reality and the hype remains wide. Artificial Intelligence: … Continue reading

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How to Think Better

1. Understand deeply 2. Make mistakes 3. Raise questions 4. Follow the flow of ideas 5. Change __ Burger and Starbird, quoted here Note: The following article is adapted from a piece previously published on The Dangerous Child blog How … Continue reading

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What if the Average Human IQ Were 200 Points?

The Average Human IQ is Now About 90 Points Worldwide You may think that the average human IQ is 100 points, by definition, but that is only true for particular populations, such as that of the UK. Globally, average IQ … Continue reading

Posted in Cognition, Human Brain, Idiocracy, IQ | Tagged | 7 Comments

A Buzzing in Your Head: We Are All Cyborgs Now

Cyborg Transition: Staying Ahead of AI First We Learn to Understand the Brain Three tech pioneers whose work can bring about the age of human cyborgs: Tech Pioneer #1: Jeff Hawkins Jeff Hawkins founded Palm Computing, and is currently involved … Continue reading

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Advanced Brain Training Helps Make Dangerous Children a Potent Force

The following article is adapted from recent postings on The Dangerous Child On “Videogames” That Help Dangerous Children become more Dangerous Adam Gazzaley’s (MD, PhD) talk on optimising the human mind using advanced tools of cognitive neuroscience begins at about … Continue reading

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How to Find Happiness in an Unhappy World

Dimensions of Happiness Happiness is almost never where you think you will find it. If you become too impatient — if you never learn how to set the table and allow happiness to come to dinner — you may set … Continue reading

Posted in Cognition, Economics, Human Brain, Optimism, Philosophy | Tagged , | 5 Comments

Half Your Brain Tied Behind Your Back

The following article was previously published on The Dangerous Child blog Unihemispheric Sleep; Unihemispheric Waking Whales and dolphins live underwater but must come to the surface periodically to breathe. They cannot allow both hemispheres of their brains to drop into … Continue reading

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Can You Spot Hillary Clinton’s Strabismus in this Philadelphia Speech?

As she looks to the right, her left eye seems to “overshoot” the target This appears to be a new sympton for Ms. Clinton, and may signal a new phase of her medical condition. Update: A web entry from January … Continue reading

Posted in Hillary Clinton, Human Brain, Medicine, Politics | Tagged , , | 11 Comments