The results revealed that the speed of alpha brain waves in the parietal cortex plays a key role. This region of the brain ...

Our sensory contact with external reality is limited by the narrow ranges that our sense organs can register. We can see only a small part of the electromagnetic spectrum mostly because Earth’s ...

At any given moment, we are constantly bombarded by signals from at least four of the five senses. The visual system is constantly processing our surroundings. The auditory system is stimulated by all ...

Researchers have discovered how two brain areas, neocortex and thalamus, work together to detect discrepancies between what animals expect from their environment and actual events. These prediction ...

The brain is an extremely complex organ whose exact functioning remains difficult to understand. On average, the human brain contains 100 billion neurons that fire upon receiving input signals from ...

The sheer abundance of noise that surrounds us makes it necessary for the brain to filter out selective components so that we can focus on what we need or want to hear. This is called filtering. When ...