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 depends if you count teeth as a group or separately. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Organs are collections of tissues that ...

The development and eventual approval of modern drugs is hugely reliant on animal models and human clinical trials, but for some time now scientists have been working on an alternative and more ...

The future of life-saving treatments may be just a chip off the ‘ole blood sample. Scientists at Columbia University have created a set of real — and really tiny — human organs that interact on a chip ...