Nervous System

Resource page including articles, videos, and career profiles related to brains.

Learn how your brain recognizes faces and why you sometimes see them in places they don’t exist!

Alkaloids are found in some of the most addictive substances that humans consume. What are alkaloids, and how do they cause addiction?

Heavy metal is a term for some toxic chemical elements. They can cause problems like bioaccumulation, but are useful in nuclear medicine and medical imaging.

Viruses can make you feel awful! This article explains how feeling bad might be your immune system’s way of helping you heal.

The human eye lets us see the world by sending impulses to our nervous system. In many ways, it is very similar to other optical devices, including cameras.

Consuming sugary foods and drinks activates your brain’s reward system - the same system that can cause addiction.

Snake venom can be dangerous for your circulatory system, nervous system or muscular system. But it can also be very useful in medicine.

Teen brain development prepares teens for adulthood, but also affects their emotions.

Researchers have found that consuming foods rich in flavanols is linked to more efficient blood flow, which can improve brain function.