Category Archives: Human Brain

The Amygdala and Persistent Dark Mood

Surviving on the wild savannah without amygdalas would have been difficult for ancestral tribes of humans. But it is no picnic trying to be happy in modern hectic times with our amygdalas. Recent research by U. Miami psychologists published in … Continue reading

Posted in Cognition, emotions, Enlightenment, Human Brain, meditation | Leave a comment

Can Your Cinnamon Do This?

Can your cinnamon prevent Alzheimer’s, cure cancer before it starts, control type II diabetes, reverse some effects of Traumatic Brain Injury, prevent heart disease, make you smarter, and promote healthy weight loss? Cinnamon contains vital oils and derivatives which makes … Continue reading

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Black History Month: Will it Ever be Black Future Month?

Or put more clearly: Do black people have a future? Every year as the US once again celebrates “Black History Month,” everyone tries to ignore the fact that blacks still lag in educational achievement, in life expectancy, in wealth and … Continue reading

Posted in Africa, Blacks and crime, Executive Functions, Genetics and Gene Expression, Human Brain, IQ | 4 Comments

Anger is All the Rage: Be Prepared

The modern age of “social justice” is being propelled by anger and rage. Children are groomed for victimhood from kindergarten onward, and by the time they reach college age, they are primed to rumble. The link above suggests that keeping … Continue reading

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Can Innate IQ Inequalities be Corrected Using Brain Science?

Different human breeding populations evolved on different continents, reacting to disparate environmental conditions in different genetic ways. The outward differences between different breeding populations are obvious. The inward differences — including a stratification by IQ due to differently evolved brains … Continue reading

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A Modern Curse: Depression and Anxiety

Depressive symptoms are common in over 30% of women and 20% of men. Anxiety is seen in over 20% of men and women. Heritability for depression is around 40%, meaning that it often travels in families. Of those with depression, … Continue reading

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Are Humans Losing their Grip on Complex Thinking?

We are animals that specialize in thinking and knowing—in cognition—and our extraordinary cognitive powers have enabled us to do remarkable things. We have transformed our eating habits with agriculture and cooking, and transformed our habitats with buildings, bridges and roads. … Continue reading

Posted in Childhood Development, Education, Human Brain | 4 Comments

Finally an Authentic Approach to Anti-Aging

DNA damage is common to our cells, but when we’re young our bodies can fix it pretty easily. Unfortunately we lose that ability over time, leading to many of the symptoms of aging that we know all too well. A … Continue reading

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This is Mind Control to Major Tom

This is mind control to major Tom, you’ve really made the grade And the papers want to know whose shirts you wear Now it’s time to leave the capsule if you dare This is major Tom to mind control, I’m … Continue reading

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Can A Single Neuron Understand the Whole Brain?

Neuroscientists are beginning to ask themselves: Can a human brain understand the human brain? The sheer amount of descriptive data on the brain being generated in neuroscience labs is terribly daunting — and is being described as “an existential crisis” … Continue reading

Posted in Cognition, Human Brain | Tagged | 2 Comments

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

Posted in Biomedicine, Human Brain | Tagged | 1 Comment

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

Posted in emotions, Human Brain, Sex Differences | Tagged , , | 6 Comments

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

Posted in Cognition, Human Brain | Tagged | 4 Comments

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

Posted in Cognition, Human Brain | Tagged | 1 Comment

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

Posted in Biomedicine, Human Brain | Tagged | 2 Comments

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

Posted in Human Brain, Sex Differences | Tagged , | 7 Comments

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

Posted in Biomedicine, Disruptive Technologies, Future, Human Brain | Tagged | 3 Comments

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

Posted in Cognition, Human Brain, Medicine | Tagged | 1 Comment

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

Posted in Childhood Development, Cognition, Human Brain, Sex Differences, Testosterone | Tagged , | 1 Comment

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

Posted in Human Brain, Learning Theory | Tagged , | 1 Comment