What is consciousness? How do you define it? Where did it originate?
Those questions may not occupy our daily thoughts, but they continue to puzzle some of the world’s brightest scientists.
In a recent Scientific American article, “What Is Consciousness? Science Faces Its Hardest Problem Yet,” Allison Parshall explores a mystery that remains unsolved. Researchers know the brain contains some 86 billion neurons, yet they cannot explain how those cells give rise to the conscious mind—our awareness, identity, and sense of self. Continue reading





