3D-Printed Soft Robotic Joint Allows Greater Bending Angles

Researchers at Universidad Carlos III de Madrid have developed a new soft joint model for robots with an asymmetrical triangular structure and an extremely thin central column. This breakthrough, recently patented, allows for versatility of movement, adaptability and safety, and will have a major impact in the field of robotics. Read on to learn more.

5Ws of a 3D-Printed Electrospray Engine

With the goal to democratize space research, MIT engineers have demonstrated the first fully 3D-printed, droplet-emitting electrospray engine which can be produced rapidly and for a fraction of the cost of traditional thruster.

Providing Robots a Soft Touch Using 3D Printing

A recent study demonstrates that soft skin pads doubling as sensors made from thermoplastic urethane can be efficiently manufactured using 3D printers. Read on to learn more.

5Ws of 3D-Printed Glass Bricks

MIT engineers have 3D printed sturdy glass bricks for building structures. The interlocking bricks, which can be repurposed many times over, can withstand similar pressures as their concrete counterparts.

3D-Printed Engines Propel Next Industrial Revolution

The new possibility of 3D-printed aluminum engine parts will mean significant savings for NASA in terms of time, money, and, most importantly, the weight of future spacecraft. Elementum 3D Inc., a partner on the project, is now bringing the benefits of that technology to its customers.

Empowering Health Professionals with On-the-Spot 3D-Printed Tests

McGill University researchers have made a breakthrough in diagnostic technology, inventing a ‘lab on a chip’ that can be 3D-printed in just 30 minutes. The chip has the potential to make on-the-spot testing widely accessible. Read on to learn more.

Portable COVID Test Delivers Fast, Accurate Results

A new coronavirus test can get accurate results from a saliva sample in less than 30 minutes. Many of the components of the handheld device used in this technology can be 3D printed, and the test can detect as little as one viral particle per 1-μL drop of fluid. Read on to learn more.

3D Printing with an Unknown Material

This research could help to reduce the environmental impact of additive manufacturing, which typically relies on nonrecyclable polymers and resins derived from fossil fuels. Read on to learn more.

Leveraging 3D Printing and Decentralized Production in the Face of Red Sea Conflicts

The Red Sea, historically renowned as a vital sea route connecting the East and the West, finds itself at the center of a complex crisis triggered by escalating geopolitical tensions.

Regolith-Polymer 3D Printing

Recognizing the need for in-situ resource utilization (ISRU) to support long-duration human missions to the Moon and Mars, NASA’s Kennedy Space Center and Sidus Space have developed a novel three-dimensional print head apparatus using regolith-polymer mixtures as a building material.

4D Printing of Smart Materials with Electromechanical Properties

Researchers at Universidad Carlos III de Madrid (UC3M) have created software and hardware for a 4D printer with applications in the biomedical field.

Additive Manufacturing Subtracts from Rocket Build Time

Additive manufacturing is allowing NASA to deliver payload services and launch services at a better price point.

Additive Manufacturing Model-Based Process Metrics

Inventors at the NASA Langley Research Center have developed a novel method to model and ingest point-wise process data to evaluate an additive manufacturing build and its file for issues by highlighting potential anomalies or other areas where the build may have issues with fusion of the material.

Exploring 3D Printing in a Weightless Environment

Recent experiments by a team from the West Virginia University focused on how a weightless microgravity environment affects 3D printing using titania foam, a material with potential applications ranging from UV blocking to water purification. ACS Applied Materials and Interfaces published their findings.

Using Lasers to ‘Heat and Beat’ 3D-Printed Steel to Help Reduce Costs

A new method for metal 3D printing aims to make more efficient use of resources by allowing structural modifications to be “programmed” into metal alloys during 3D printing, fine-tuning their properties without the “heating and beating” process that’s been in use for thousands of years.

Robotic Additive Manufacturing of Large Steam Turbine Blades

Michael Kirka and a team of researchers at the Department of Energy’s Oak Ridge National Laboratory are the first to 3D print large rotating steam turbine blades. They achieved it with robot-controlled wire arc additive manufacturing.

Manufacturing Rotational Mechanisms with Integrated Sensors

Integrating sensors into rotational mechanisms could make it possible for engineers to build smart hinges that know when a door has been opened, or gears inside a motor that tell a mechanic how fast they are rotating. Engineers have now developed a way to easily integrate sensors into these types of mechanisms.

3D-Printed Living Material for Cleaning Contaminated Water

A new type of material developed at the University of California San Diego could offer a sustainable and eco-friendly solution to clean pollutants from water.

3D-Printed Ceramics Can Increase Gas Turbine Efficiency

Professor Stephen Lynch, of Penn State’s College of Engineering, along with colleagues at Michigan State University and the University of Wyoming, have developed a process for 3D printing a high-temperature ceramic gas turbine part.

Detecting Porosity Defects in 3D-Printed Metal Parts

A research team has made new discoveries that can expand additive manufacturing in industries that rely on strong metal parts, including aerospace.

3D Printing Stronger Carbon Nanotubes

Researchers in the Lyding Group at the University of Illinois Urbana-Champaign have discovered an efficient, sustainable method for 3D-printing single-walled carbon nanotube films, a versatile, durable material that can transform how we explore space, engineer aircraft, and wear electronic technology.

Assembling Matter in 3D Using Sound Waves for 3D Printing

Researchers have created a new technology to assemble matter in 3D. Their concept uses multiple acoustic holograms to generate pressure fields with which solid particles, gel beads, and even biological cells can be printed.

Print 3D Metal Objects at Room Temperature Using a Conductive Metallic Gel

Professor Michael Dickey, of North Carolina State University, and his team have developed a unique process that allows you to print 3D metal objects that have good electric and thermal conductivity as well as good structural properties.

Improved Grasping with an Energy-Efficient Robotic Hand

Grasping objects is a problem that is easy for a human, but challenging for a robot. Researchers designed a soft, 3D-printed robotic hand that cannot independently move its fingers but can still carry out a range of complex movements.

3D-Printed Mars Habitat Simulated on Earth

CHAPEA is a series of analog missions that will simulate year-long stays on the surface of Mars. Insights from these missions will help NASA make informed decisions to design and plan for a successful human mission to Mars.

Multi-Material Digital Light Processing 3D Printing

Researchers from Japan and Singapore have developed a new 3D-printing process for the fabrication of 3D metal–plastic composite structures with complex shapes.

Using 3D Printing to Strengthen Jet Engines

Skoltech engineers have used a 3D printer to fabricate — and investigate the mechanical characteristics of — samples of bronze-steel alloys previously unknown to materials science.

3D-Printable Nanocomposite Polymeric Ink Could Replace Epoxies

Researchers have created a way to make a 3D-printable nanocomposite polymeric ink that uses carbon nanotubes — known for their high tensile strength and lightness. This revolutionary ink could replace epoxies.

3D Printing Creates High-Performance Metal Alloy

Scientists used a 3D printer to create a high-performance metal alloy with an unusual composition that makes it stronger and lighter than state-of-the-art materials currently used in gas turbine machinery.