It is a fact of life that 3D printed parts from an FDM (fused deposition modeling) printer have weaknesses where the layers join. Some of this is due to voids and imperfect layer bonding, but you c… ...

The trachea is a tube-like passage that runs down the neck and upper chest, carrying air to and from the lungs. Learn more about the trachea here. Medical News Today ...

One editor tried a ghost-layers haircut on her thin, fine hair. See before-and-after photos of her ghost-layers haircut and tips on how to achieve it. Skip to main content. Popsugar.

First U.S. Patient Gets Stem Cell Trachea Transplant . Trachea cancer patient receives new trachea grown from own stem cells. By ABC News. January 13, 2012, 11:47 AM.

Neuroendocrine cells in the larynx and trachea, which make up the passageway from the mouth to the lungs, can sense water and acid passing through, a team reports in the April 19 Science.