The default mode network burns 20% of the brain’s energy doing nothing in particular — and Marcus Raichle only found it in 2001 because PET scanners kept showing the same regions lighting up between tasks

The default mode network burns about a fifth of the brain's energy maintaining the inner narrative of the self. Marcus Raichle named it in 2001 after PET scans kept showing the same regions lighting up the moment subjects stopped working. The post The default mode network burns 20% of the brain’s energy doing nothing in particular — and Marcus Raichle only found it in 2001 because PET scanners kept showing the same regions lighting up between tasks appeared first on Space Daily .