Scientists at the University of North Texas report a breakthrough in building tiny, lab-grown replicas of human organs. These replicas, called organoids, can mimic some functions and structures of ...

To explore possible treatments for various diseases, either animal models or human cell cultures are usually used first; however, animal models do not always mimic human diseases well, and cultures ...

Miniature organs on a chip could allow us to do scientific studies with great precision, without having to resort to animal testing. The main problem, however, is that artificial tissue needs blood ...

The brain's health depends on more than just its neurons. A complex network of blood vessels and immune cells acts as the brain's dedicated guardians-controlling what enters, cleaning up waste, and ...

Your arteries are meant to be flexible tubes that expand and contract with each heartbeat, efficiently delivering oxygen-rich blood throughout your body. However, as we age and face various lifestyle ...

Why do the same, self-repeating patterns appear in trees, rivers, lightning, and even our bodies? Why do the same, self-repeating patterns appear in trees, rivers, lightning, and even our bodies? Is ...

Exercising during the cold weather may help burn more calories, boost your immune system, and support your overall health.