In a twist, researchers at the University of Virginia and the National Institutes of Health uncovered a new organelle, dubbed ...

The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is ...

Pixar’s Elio created its alien beings not by gazing into telescopes, but by peering into microscopes.

The mammalian circulatory system comprises both the cardiovascular system and the lymphatic system. In contrast to the blood vascular circulation, the lymphatic system forms a unidirectional transit ...