Epithelial cells line the body’s surfaces to protect against physical damage, pathogens, and dehydration. These cells play key roles in absorbing nutrients and removing waste products, as well as ...

It has long been thought that only nerve and heart cells use electric impulses to communicate, while epithelial cells -- which compose the linings of our skin, organs and body cavities -- are mute, ...

Your skin cells can generate electricity when wounded. Torsten Wittmann, University of California, San Francisco/NIH via Flickr, CC BY-NC Your cells constantly generate and conduct electricity that ...

Every organ in the body is made up of a range of cell types that must coordinate their size and shape throughout the lifetime of the animal to maintain correct organ architecture and function. A focus ...

Neurons talk to one another using electricity. If you could hear these impulses, they might sound like constant, rapid-fire chatter all over the nervous system. Heart muscle cells do something similar ...