Hormones are important messages both within the brain and between the brain and the body.

A stressful situation activates three major communication systems in the brain, all of which regulate bodily functions.

One of the most common and least understood neurobiological disorders, Tourette syndrome is an inherited disorder that affects about 200,000 Americans. Males are affected three to four times as often as females.

PET is one of the most important techniques for measuring blood flow or energy consumption in the brain. This method of measuring brain function is based on the detection of radioactivity emitted when positrons, positively charged particles, undergo radioactive decay in the brain.

Our best insights into how the normal brain ages come from long-term studies of the nervous system that began decades ago.

Medical professionals have come to rely on even more specialized forms of the MRI machine, each suited to spotting specific warning signs.

One of the preeminent U.S. science competitions emphasizing problem-solving and hands-on activities.

Celebrate the brain year-round with interactive events and community outreach. Brain Awareness Week is March 12-18, 2018.

This Web resource highlights the valuable role that animals play in biomedical research. The anatomy of the reward pathways in the human brain and the rat brain are compared to emphasize their similarities.

In this lesson by the American Association for the Advancement of Science, students learn about their five senses.