Materials & Coatings

Engineers Find New Ways to Connect Concrete Pieces for More Resilient Buildings

Researchers have developed five new ways to securely connect large concrete pieces. These connection methods are intended for a type of material called “precast concrete,” in which parts such as beams and columns are made in a factory and assembled later at a construction site. Read on to learn more.

Meet ReSURF: An Ultrafast, Stretchable, Self-Healing, Recyclable Sensing Device

Clean, safe water is vital for human health and well-being. However, detecting contamination quickly and accurately remains a major challenge in many parts of the world. A groundbreaking new device developed by researchers at the National University of Singapore has the potential to significantly advance water quality monitoring and management. Read on to learn more.

Ultrasound Waves Move Objects Hands-Free

University of Minnesota Twin Cities researchers have discovered a new method to move objects using ultrasound waves, which opens the door for using contactless manipulation in industries in which devices wouldn’t need a built-in power source to move. Read on to learn more.

Greener Energy? Drinkable Seawater? This Sodium-Ion Battery Breakthrough May Deliver Just that

Researchers detail how an existing sodium-based material, sodium vanadium oxide, can perform significantly better when the water it naturally contains is not removed.

Artificial Tendons Give Muscle-Powered Robots a Boost

Our muscles are nature’s actuators. The sinewy tissue is what generates the forces that make our bodies move. In recent years, engineers have used real muscle tissue to actuate...

Bio-Hybrid Robots Turn Food Waste into Functional Machines

Although many roboticists today turn to nature to inspire their designs, even bioinspired robots are usually fabricated from non-biological materials like metal, plastic, and...

Turning Edible Fungi into Organic Memristors

Researchers from The Ohio State University recently discovered that common edible fungi, such as shiitake mushrooms, can be grown and trained to act as organic memristors, a type of data processor that can remember past electrical states.

Rapidly Evaluating Heat Shield Materials

A team of engineers at Sandia National Laboratories has developed ways to rapidly evaluate new thermal protection (heat shield) materials for hypersonic vehicles.

Stanford Researchers Develop Flexible Color-Changing Material

Stanford researchers have developed a flexible material that can quickly change its surface texture and colors, offering potential applications in camouflage, art, robotics, and...

Improved Safety, Durability, and Power: A Carbon-Based Battery Materials Breakthrough

This research demonstrates a new way to make carbon-based battery materials much safer, longer lasting, and more powerful by fundamentally redesigning how fullerene molecules are connected.

A Highly Accurate Simulator for Spray-Based Concrete 3D Printing

Engineers at Carnegie Mellon University have created a fast, highly accurate simulator for spray-based concrete 3D printing that could enable stronger, more complex, and less wasteful construction by predicting how concrete behaves and solidifies, even around rebar.

Advances in Fiber Laser Welding for E-Mobility Manufacturing

As electric vehicle designs change and production targets grow even more aggressive, advanced laser welding technologies have continued to evolve to help manufacturers be more efficient and stay competitive. Read on to learn more about it.

How Do Hydraulic Brakes Work?

If you’ve ridden in a modern car, bus, truck, aircraft, or even on certain bicycles, you’ve used hydraulic brakes. You most certainly have used them, but do you know how they work? Find out with this quiz.

Manufacturing the World's Tiniest Light-Emitting Diodes

Miniaturization ranks as the driving force behind the semiconductor industry. The tremendous gains in computer performance since the 1950s are largely due to the fact that ever smaller...

Scientists Create Superconducting Semiconductor Material

Scientists have long sought to make semiconductors that are also superconducting, thereby enhancing their speed and energy efficiency and enabling new quantum technologies. However,...

An Electronic Fiber for Stretchable Sensing

The phrase ‘liquid metal’ may bring to mind something hazardous, like mercury or molten steel. But in the Laboratory of Photonic Materials and Fiber Devices (FIMAP) in EPFL’s School of...

High-Temperature-Resistant Material Perfect for Applications Like Energy-Efficient Aircraft Engines

A new material might contribute to a reduction of the fossil fuels consumed by aircraft engines and gas turbines in the future.

Products of Tomorrow

See the products of tomorrow, including a drone with flapping wings that can locate and hover around a moving light like a moth to a flame; a new multi-layered metalens design that could revolutionize portable optics in devices like phones, drones, and satellites; and more.

3D Construction of Biologically Derived Materials

NASA has developed a novel approach for macroscale biomaterial production by combining synthetic biology with 3D printing. This innovation provides modern design and fabrication techniques for custom-designed organic or organic-inorganic composite biomaterials produced from limited resources. Read on to learn more.

Boosting Welding Productivity with the GoFa Cobot

Finland-based Metos Oy, a manufacturer of professional stainless steel kitchen equipment, needed a welding solution that could deliver flawless, pressure-rated welds for small batches of high-spec products, which feature tubular structures and circular shafts that required continuous, precision welding. Read on to find out what they did.