Tag Archives: Brain

Maybe the brain communicates via electrical fields after all

Posted on February 18, 2019 by

An interesting finding by scientists at Case Western Reserve University, that neurons may communicate via electrical fields: Scientists think they’ve identified a previously unknown form of neural communication that self-propagates across brain tissue, and can leap wirelessly from neurons in … Continue reading →

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Did smell lead to consciousness?

Posted on February 17, 2019 by

Smell has apparently always been a peculiar sense.  The sensory pathway of smell information to the brain runs completely independent from the other senses.  The pathways for the other senses run through the midbrain and thalamus and are then relayed … Continue reading →

Posted in Mind and AI | Tagged , , , , , | 34 Comments

When does personhood begin?

Posted on February 16, 2019 by

Gary Whittenberger has an article at Skeptic on discussing personhood and abortion: The pro-person position, as I have outlined it in this essay, recognizes the late fetus and the host woman both as persons with human rights. When these rights … Continue reading →

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Is the brainstem conscious?

Posted on February 10, 2019 by

(Warning: neuroscience weeds and references to gruesome animal research.) The vast majority of neuroscientists see consciousness as a cortical phenomenon.  It may be crucially dependent on sub-cortical and sub-cerebral structures, but subjective experience itself exists mainly or entirely in the … Continue reading →

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Strong vs weak emergence

Posted on February 6, 2019 by

The Neuroskeptic has an interesting post on a paper challenging theories of mind based on strong emergence. A new paper offers a broad challenge to a certain kind of ‘grand theory’ about the brain. According to the authors, Federico E. Turkheimer … Continue reading →

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Consciousness lies in the eye of the beholder

Posted on January 27, 2019 by

There are few things that everyone who ponders consciousness can agree on.  It’s a topic where debates on the very definition of the subject are common.  The only definitions that seem to command near universal assent are the ones oriented … Continue reading →

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Blindsight explained and conscious perception

Posted on January 21, 2019 by

Warning: neuroscience weeds. Every so often we get into discussions about where in the brain consciousness lies.  Sometimes it’s asserted to be in the brainstem, other times in the thalamus, sometimes in the parietal lobe, and yet other times in … Continue reading →

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The implications of embodied cognition

Posted on January 16, 2019 by

Sean Carroll on his podcast interviewed Lisa Aziz-Zadeh on embodied cognition: Brains are important things; they’re where thinking happens. Or are they? The theory of “embodied cognition” posits that it’s better to think of thinking as something that takes place … Continue reading →

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A qualified recommendation: Consciousness Demystified

Posted on January 13, 2019 by

A couple of years ago I did a series of posts inspired by Todd Feinberg and Jon Mallatt’s excellent  The Ancient Origins of Consciousness, a book on the evolution of animal consciousness.  Somewhat building on what I had read in … Continue reading →

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Is consciousness a thing or a process? Yes.

Posted on January 12, 2019 by

I came across this tweet by Amanda Gefter: If you've never read James's 1904 essay "Does Consciousness Exist?" please do so immediately. Spoiler alert: No. No it does not. #WilliamJames — Amanda Gefter (@AmandaGefter) January 11, 2019 William James, the … Continue reading →

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