Engineering news

Engineering

Safer all-solid-state sodium battery could cut grid storage costs and reduce lithium dependence

Lithium-ion batteries dominate the market for large-scale energy storage today. However, the element's uneven global distribution and rising costs are driving the search for alternatives. Sodium is roughly a thousand times ...

Engineering

Transparent oxide glass tops 130 GPa using conventional melt-quenching

Glass is a versatile material used in a wide range of applications, from light bulb casings to optical fibers. Recently, high-strength glass has become an important focus of materials research, as new technologies demand ...

Robotics

Robotic collective flows like matter, adapting without centralized control

Cornell engineers have developed a robotic collective that behaves less like a machine and more like a material that flows, reshapes, and adapts to its environment without centralized control. The system, called the Cross-Link ...

Engineering

These brick walls are built to come apart, move, and rise again after demolition

The construction sector still has some way to go in terms of reducing the consumption of resources and greenhouse gas emissions. One of these relates to the construction waste produced during the demolition of buildings. ...

Engineering

Custom device maps carbon capture reactions in real time

Removing carbon dioxide (CO2) directly from the air, a process called direct air capture (or DAC), is one of several approaches being developed to help reduce the concentration of this greenhouse gas in the atmosphere. Among ...

Engineering

Building the future with robotic construction

On April 24, the Architectural Robotic Construction Lab ( ARC Lab) in The University of Texas at Arlington's College of Architecture, Planning and Public Affairs demonstrated its new large-scale 3D printing technology.

Engineering

Basalt could be the key to greener and cheaper cement

Ideas to reduce carbon emissions often revolve around renewable power, electric vehicles and energy efficiency. But there's another, less colorful character that's often overlooked: cement.

Engineering

Pushing organic solar cell efficiency past 18%

A joint research team from National Taiwan University, National Yang Ming Chiao Tung University, and National Tsing Hua University has discovered a precise molecular engineering strategy. By adjusting the side chains of organic ...

Engineering

Atomistic model explains how memory metals can change their shape

Shape memory alloys are exotic materials that can be deformed at room temperature and return to their "remembered," pre-deformed shape when heated. They are used in a broad range of applications, such as heart stents, dental ...

Engineering

Novel AI method sharpens 3D X-ray vision

X-ray tomography is a powerful tool that enables scientists and engineers to peer inside of objects in 3D, including computer chips and advanced battery materials, without performing anything invasive. It's the same basic ...

Engineering

Supersonic tests defy a 70-year-old rule of metal strength

When engineers want to make a metal stronger, one of the most reliable strategies is to use smaller grains—the microscopic crystal regions within the material. But when deformed at extreme speeds, this rule flips and metals ...

Engineering

Why apartments are failing the heat stress test

If a heat wave hit Melbourne and the power blacked out, most apartment buildings would bake, with indoor temperatures exceeding international health standards, according to a new analysis that calls for Australia to adopt ...

Engineering

Neutrons dive deep to help protect US nuclear submarines

America's national security relies in part on the U.S. Navy's nuclear-powered submarines, which can operate more than 800 feet below the ocean's surface. At such dark, unforgiving depths, the crew's survival depends on the ...