Mind & Consciousness

Brains, memory, language, intelligence and subjective experience viewed through biology and systems.

Mind & Consciousness · 4 min read · 2024-10-28

What Consciousness Really Is

Conscious experience correlates with organized brain activity, but science still debates which mechanisms are necessary and sufficient. Theories emphasize global availability, recurrent processing, integration,…

Mind & Consciousness · 4 min read · 2024-09-05

What Language Really Is

Human language combines sound or gesture, syntax, semantics, pragmatics, memory, social inference and cultural learning. Meaning depends on shared contexts as well as formal…

Mind & Consciousness · 4 min read · 2022-09-03

What The Nervous System Really Is

Neurons maintain electrochemical gradients, generate action potentials and communicate through electrical and chemical synapses. Timing, connectivity, modulation, plasticity and circuit state all shape what a signal…

Mind & Consciousness · 4 min read · 2022-06-02

What Memory Really Is

Biological memory involves changes across synapses, circuits, gene expression and systems-level interactions. Retrieval can alter memory, and habits, skills, facts and autobiographical memories rely on partly different…

Mind & Consciousness · 4 min read · 2021-04-05

What The Brain Really Is

The brain is a living network of neurons and glia embedded in a body. Its activity depends on sensory input, internal physiology, past learning, neuromodulation and continuous interaction with muscles and…

Mind & Consciousness · 4 min read · 2020-11-05

What Intelligence Really Is

Intelligent behavior combines learning, perception, memory, planning, abstraction, adaptation and social interaction. Different organisms solve different ecological problems using very different bodies and nervous…

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