Engineering news

Engineering

Light-controlled microgripper bridges the gap between precision and force

For some time, researchers have used optical tweezers to manipulate tiny objects with incredible precision, using carefully controlled beams of laser light. So far, however, this technique has always come with strict limits ...

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 ...

Engineering

Heat waves: Five reasons why Victorian houses are cooler than modern buildings

More than 4 million homes were built in the U.K. during the Victorian era. Victorian homes were constructed long before the complex computer models used today to design buildings were invented. Yet these homes, built more ...

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

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

Using smartphones to improve disaster search and rescue

When a natural disaster strikes, time is of the essence if people are trapped under rubble. Conventional search-and-rescue methods use radar-based detection or employ acoustics that rely on sounds made by victims.

Engineering

Space shuttle lessons: Backtracks can create breakthroughs

What does the space shuttle have in common with the original iPhone? According to Francisco Polidoro Jr., professor of management of Texas McCombs, they're both breakthrough inventions that integrate webs of interdependent ...

Engineering

Aluminum nitride transistor advances next-gen RF electronics

Cornell researchers have developed a new transistor architecture that could reshape how high-power wireless electronics are engineered, while also addressing supply chain vulnerabilities for a critical semiconductor material.

Robotics

Aerial microrobot can fly as fast as a bumblebee

In the future, tiny flying robots could be deployed to aid in the search for survivors trapped beneath the rubble after a devastating earthquake. Like real insects, these robots could flit through tight spaces larger robots ...

Engineering

Energy-efficient process delivers rare-earth element for magnets

Neodymium is a rare-earth element essential for producing the strongest permanent magnets, which are widespread in defense technologies, hard drives, medical imaging devices, electric vehicle motors, wind turbines and more. ...

Engineering

A metamaterial that bridges air and water

Have you ever tried yelling underwater? Not only is it difficult to make the noise, but it is rarely audible to those outside of the water. Sound travels differently in mediums of different densities, and that causes a high ...