Human Consciousness

Human Consciousness

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The overlooked reason why "AI consciousness" isn't coming anytime soon.
A grayscale collage features a smiling woman, a silhouetted figure with outstretched arms, and the title "The Nightcrawler" at the top. Geometric shapes and architectural sketches, inspired by Shannon Vallor's work, are layered in the background.
Welcome to The Nightcrawler — a weekly newsletter from Eric Markowitz covering tech, innovation, and long-term thinking.
Blurred image of people in white robes spinning in a circular motion on a wooden floor, creating a sense of movement and flow.
The child has no control at all and the adult tries to control too much. But there is a third way.
Abstract illustration of a figure reaching for a yellow sphere on the left, with colored overlapping circles and concentric arcs—evoking themes of physics and consciousness—set against a vibrant multicolored gradient background.
Many, from neuroscientists to philosophers to anesthesiologists, have claimed to understand consciousness. Do physicists? Does anyone?
Voyager 1
On a cosmic scale, our existence seems insignificant and inconsequential. But from another perspective, humans are completely remarkable.
A historical illustration depicts an automaton dressed in Ottoman attire, seated behind a chessboard with mechanical components visible below the table, showcasing an early concept akin to mind-body AI.
Our “embodied minds” suggest an eventual escape from mortality via computer is unlikely.
A person in a white shirt looks out a large window at a cityscape with skyscrapers and distant water under a cloudy sky.
Neuroscientist Christof Koch on human minds, AI, and bacteria.
A small, warm-blooded brown bird with outstretched wings captured in mid-flight against a blue sky.
An excerpt from renowned neuropsychologist Nicholas Humphrey’s book “Sentience: The Invention of Consciousness.”
A heat map of the human body.
Survey data suggests that our bodily perceptions of love extend far beyond the heart.
A man's head symbolizing consciousness with a red heart on it.
Our minds seem both physical and intangible. That paradox has gripped this neuroscientist since childhood.
A person standing in the ocean captured in a haunting black and white photo.
The dying brain experiences a surge of electrical activity. Could this help explain the mysterious phenomena of near-death experiences?
sun photographed from space
Some say that the Sun is a green-yellow color, but our human eyes see it as white, or yellow-to-red during sunset. What color is it really?
consciousness
What creates our private, inner universes is still a mystery.
The phenomenon of “digital dementia” might not be real after all.
upload brain
Uploading your mind is not a pathway to immortality. Instead, it will create a possibly hostile digital doppelgänger.
consciousness
A new finding that unconsciously processed images are distributed to higher-order brain networks requires the revision of a popular theory of consciousness.
Two black-and-white illustrations blur reality: a woman sits on a chair, while another person’s head unexpectedly emerges through a hole in the floor beneath a nearby chair.
Signals from the environment, such as those detected by your sense organs, have no inherent psychological meaning. Your brain creates the meaning.
John Templeton Foundation
personality tests
The first personality tests revolved around assessing people’s reactions to ambiguous and often unsettling images. Today, the gold standard is a barrage of questions.
A woman in a yellow shirt talking on the phone.
Does the voice in your head castigate the voice coming out of a recording device?