Active Brain

To see what parts of the brain are active when you’re doing a task, or thinking, or daydreaming, scientists use brain imaging techniques that show increased blood flow and energy expenditure in those areas.


Flow of ideas

Scientists think there may be two essential parts to this process: a generative phase of free-flowing ideas and spontaneous thoughts, courtesy of the default mode network, followed by a process of selecting, developing, and pursuing the best ideas from that generative burst.

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