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 ...

Even if you think you learned everything that you needed to know way back in biology class, everyone has knowledge gaps. And often you’re not even aware that they exist. There are tons of things we ...

We all know that we age as time goes by, what may come as a surprise is that according to new studies, each of our organs seems to age at a different rate. For example, we may have a young brain and ...