What Is the Vestibular System?

The vestibular system helps us understand the position and movement of our heads, even on the most extreme roller coasters. This sensory system contributes to our sense of bal (MORE)

Are Earbuds Bad for My Hearing?

Using earbuds to listen to music, videos, or phone conversations has become part of everyday life for many people. Because earbuds deliver sound directly to the ear canal, the (MORE)

What Is Phantom Pain?

The brain has difficulty processing changes in sensory input that result from the loss of a body part. In the absence of normal incoming information, the brain might produce a (MORE)

What is the Open-Field Test for Anxiety?

How can we tell when an animal is anxious? Although we can certainly study anxiety in humans, the amount of control and possible ethical concerns make animal research more des (MORE)

Modeling Depression in Research Animals

While controversial, animal research provides the scientist with a level of control over variables such as housing and diet that simply doesn't exist when working with human p (MORE)