Engineering news

Engineering

Shake-powered capsule tests and disinfects unsafe drinking water

It is a sobering fact that in the 21st century, 1 in 4 people still lack access to safe, clean drinking water, according to the World Health Organization (WHO). The figures increase slightly during natural disasters, when ...

Robotics

Three-armed Sashimi-Bot learns to slice and serve fish like a pro

If you ever need help in the kitchen cutting fish into appetizing bites, a new three-armed robot may be able to help. And that's no easy feat for robots. While they are generally good at picking up rigid objects, something ...

Engineering

Slower heating lets atoms self‑organize into architectures that vastly boost alloy strength

Scientists have revolutionized the way metals are made by using lower and slower heating of alloys to control how atoms self-organize during material manufacturing. The discovery, published in Science by Monash University ...

Engineering

NASA tests advanced capabilities for moon and Mars rovers

A prototype rover built with a new design for tackling rugged terrain is helping teams refine capabilities that could one day be used on future lunar and Red Planet missions.

Engineering

Ease of use is key to exoskeleton adoption, engineers show

Wearable exoskeletons can help reduce physical strain in the workplace and protect employees from injury, but the technology has yet to achieve widespread adoption. A new study published in PLOS One by engineers at The University ...

Engineering

Advanced 3D printing creates origami-inspired structures

Researchers at the Department of Energy's Manufacturing Demonstration Facility at Oak Ridge National Laboratory have introduced an innovation in additive manufacturing by integrating origami-inspired 3D printing techniques ...

Engineering

Going up against the heat: Vertical greenery keeps cities cool

Climate change and urbanization have intensified the urban heat island (UHI) effect, where urban areas are significantly warmer than rural areas. This has, in turn, increased the frequency of extreme heat events, such as ...

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 ...