Engineers unveiled a flexible robotic arm that enters the human body through the rectum or mouth to 3D print living cells on damaged organs - eliminating the need for open surgery.

A rapid form of 3D printing that uses sound and light could one day produce copies of human organs made from a person’s own cells, allowing for a range of drug tests. Traditional 3D printers ...

Replacement ears could be 3D-printed beneath the skin Human-like ears have been grown on the backs of mice using 3D printing. The technique could potentially be used to construct new ears or other ...