![3D-printing needle creates intricate objects in soft gels](https://hight3ch.com/wp-content/uploads/2015/09/3d-printing-needle-creates-intri.jpg)
A new way to support 3D-printed structures as they are being made is helping to create delicate biological structures and eventually organs.
A new way to support 3D-printed structures as they are being made is helping to create delicate biological structures and eventually organs.