Even if you think you learned everything that you needed to know way back in biology class, everyone has knowledge gaps. And ...

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 ...

There are 118 elements on the period i c table, and you might think we are made up of many of them. But that's not the case; the complex systems that make up our bodies have a surprisingly simple ...

Science is full of weird and wacky things. From the way our bodies work to the way that light moves through space, there's a lot that can surprise and intrigue us. Now, a bunch of users on Reddit have ...