Microorganisms, such as bacteria and fungi, can live together with plants in a tight relationship where they help each...
Social cooperation is a state in which people work together on a shared activity from which they both benefit, and the...
When we speak, we can vary how we use our voices. Our speech can be high or low (pitch), loud or soft (loudness), and...
Chronic pain is pain that lasts for more than 3 months. About one quarter of kids and teens have this type of pain...
Performing music or singing together provides people with great pleasure. But if you are deaf (or hard of hearing) it...
Hearing aids and cochlear [ko-clear] implants are very useful devices for children with hearing loss. But they do not...
Studying invisible objects in space that are hundreds of millions of <xref ref-type="boxed-text" rid="KC1">light...
Imagine playing a video game that is so fun you do not realize someone is calling your name. Everyone can probably...
Like their owners, dogs and cats can be affected by several types of cancer, and some types are very similar to those...
You may not pay much attention to fungi growing on the bark of trees in your neighborhood, but there are many fungal...
The os cordis (heart bone) is a rare bone found only in a few animals in the world. We discovered an os cordis in some...
Imagine you overhear someone talking about a robbery they just committed. You hear their voice, but you can not see...
