Why Do We Dream
Dreams, the vivid stories the mind plays out during sleep, are universal yet deeply mysterious. That we dream is obvious; why we dream, and what…
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What Causes Alzheimer's Disease
Alzheimer's disease is the most common cause of dementia, slowly destroying memory and thinking. That it damages the brain is clear, but what…
Are Animals Conscious?
Whether animals have conscious experiences, an inner life of feelings and awareness, is a deep and genuinely contested question. That many animals…
The Hard Problem of Consciousness
The hard problem of consciousness is the question of why and how physical processes in the brain give rise to subjective experience, the felt quality…
Free Will
Free will is the question of whether people are truly free to choose their actions, or whether every choice is the inevitable product of prior…