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Scaling up tissue engineering with 3D bioprinting

Bioprinting technique creates thick 3D tissues composed of human stem cells and embedded vasculature, with potential applications in drug testing and regenerative medicine.

Mar 8th, 2016

Bad vibrations: Researchers find security breach in 3-D printing process

With findings that could have been taken from the pages of a spy novel, researchers have demonstrated that they can purloin intellectual property by recording and processing sounds emitted by a 3-D printer.

Mar 2nd, 2016

Modified laser cutter prints 3-D objects from powder (w/video)

Researchers have designed and tested an open-source system that uses a laser to melt powdered plastics and biomaterials into intricate 3-D designs. The OpenSLS selective laser sintering system costs about 40 times less than its commercial counterparts and allows researchers to work with their own specialized powdered materials.

Feb 22nd, 2016

Engineers 3-D-print a new lifelike liver tissue for drug screening

Researchers have 3D-printed a tissue that closely mimics the human liver's sophisticated structure and function. The new model could be used for patient-specific drug screening and disease modeling.

Feb 8th, 2016

Novel 4D printing method blossoms from botanical inspiration (w/video)

Materials science and mathematics combine to enable the printing of shapeshifting architectures that mimic the natural movements of plants.

Jan 25th, 2016

Ultrasound could transform 3D printing for a future of smart materials

Researchers have found a way to print composite material by making a relatively simple addition to a cheap, off-the-shelf 3D printer. The breakthrough was based on the simple idea of printing using a liquid polymer mixed with millions of tiny fibres.

Jan 18th, 2016

A new way to print 3-D metals and alloys

New rapid method expands the types of metals, alloys, and architectures that can be additively manufactured.

Jan 12th, 2016

New 'RevoMaker' creates working products straight from 3-D printer (w/video)

A new system allows a 3-D printer to produce functioning products with enclosed electronic and motorized components and customized devices such as a computer mouse molded to a user's hand.

Nov 5th, 2015

Study shows some 3-D printed objects are toxic

Researchers find zebrafish embryos die at alarming rates when exposed to certain 3-D printed materials.

Nov 4th, 2015

Researchers create transplantation model for 3-D printed constructs

Using sugar, silicone and a 3-D printer, a team of bioengineers and surgeons have created an implant with an intricate network of blood vessels that points toward a future of growing replacement tissues and organs for transplantation.

Nov 3rd, 2015

Researchers fur-bricate hair with inexpensive 3-D printer

3-D printers typically produce hard plastic objects, but researchers have found a way to produce hair-like strands, fibers and bristles using a common, low-cost printer.

Oct 29th, 2015

Additive manufacturing advances: Printing electronics

By uniting two previously separate lines of study, researchers demonstrate the potential of a 3-D printing technique called LIFT to custom manufacture electronic components.

Oct 20th, 2015

Silk bio-ink could help advance tissue engineering with 3-D printers

The researchers combined silk proteins, which are biocompatible, and glycerol, a non-toxic sugar alcohol commonly found in food and pharmaceutical products. The resulting ink was clear, flexible, and stable in water.

Sep 23rd, 2015

New frontiers in 3D printing

Novel active mixing and switching printheads enable 3D printing of complex fluids and gels.

Sep 21st, 2015

3D printed guide helps regrow complex nerves after injury

A team of researchers has developed a first-of-its-kind, 3D-printed guide that helps regrow both the sensory and motor functions of complex nerves after injury. The groundbreaking research has the potential to help more than 200,000 people annually who experience nerve injuries or disease.

Sep 18th, 2015

Personalized 3D-printed heart models for surgical planning

Researchers have developed a system that can take MRI scans of a patient's heart and, in a matter of hours, convert them into a tangible, physical model that surgeons can use to plan surgery.

Sep 17th, 2015