Add Yahoo as a preferred source to see more of our stories on Google. An organ is a group of tissues that work together to perform a specific task in the body, such as digesting nutrients or producing ...

An organ is a group of tissues that work together to perform a specific task in the body, such as digesting nutrients or producing chemical messengers that enable brain cells to communicate. Although ...

Your anatomy operates like a machine, it's success hinging on the work of over 70 organs, each with a unique function. From the heart's blood-pumping ability to the liver's filtering power, each ...

It is a question that feels like it should have a straightforward answer: how many senses do humans have? Growing up, most of us learned that there are five main senses – sight, smell, hearing, taste, ...