What Is the Default Mode Network? The default mode network (DMN) is a system of connected brain areas that show increased activity when a person is not focused on what is happening around them.

The DMN is spread out across many dispersed brain regions, making it more difficult to track its activity in real time. The researchers had to use an advanced method of brain activity imaging to ...

At some point in your life, you must've experienced a lightbulb moment when an amazing idea just popped into your head out of nowhere. But what is your brain doing during these brief periods of ...