The Great Mystery: What is Consciousness
Six psychologists grapple with the definition of consciousness. Their attempts to explain consciousness range from calling it a state of perceptive awareness to characterizing it as an inner experience that is unique to each individual. This is such...
The Most Amazing Machine: Neural Communication
The neuron is the fundamental unit or cell in the brain. Neurons interact with each other by generating small blips of electricity which zap down an axon at rates up to 250 miles per hour. Each neuron is networked with about 10,000 other neurons...
The Most Amazing Machine: Control Center, The
The brain is the command center that organizes and coordinates all body processes. The central nervous system comprises the brain and spinal cord and therefore has access to control all vital organs.
The Great Mystery: Discounted Theories of Consciousness
Although it is widely accepted that a person's mental life is caused by neurobiological processes in the brain, we have no real understanding of how the brain gives rise to consciousness, or what brain processes are specifically responsible. The ide...