Through a complete review of published research over the last 60 years, researchers aim to propel development of new head injury metrics forward.

Advancing Head Injury Metrics Research

Researchers at Vanderbilt University have invented a nitrogen gas-powered thruster that is worn on the back that can correct falls as they start, restoring balance and averting potential injury.

Backpack Could Reduce the Risk of Fall

Paul P. Palies, director of the Combustion and Propulsion for Aviation Research Center at the University of Tennessee Space Institute, discusses the prospects for fueling aircraft with hydrogen.

Flying with Hydrogen

Ro-Bats, Bat-Bots, and Other Bat-like Robots

For these engineers, the allure of biologically inspired flight still remains strong.

January-March 2023

A techno-economic analysis evaluated the commercial potential of producing electrofuels through Fischer&ndash;Tropsch synthesis using green hydrogen and carbon dioxide.

A techno-economic analysis evaluated the commercial potential of producing electrofuels through Fischer–Tropsch synthesis using green hydrogen and carbon dioxide.

Electrofuel as a Cost-Competitive Shipping Fuel

Researchers at North Carolina State University have modeled the transfer of ultrasonic waves from one optical fiber to another, essentially creating an optical fiber coupler for light waves.

A Fiber Optic Acoustic Coupler for Light Waves

The concept of engineering justice is hardly a new one, but its significance will continue to grow, making understanding the research that has come before vital.&nbsp;

The concept of engineering justice is hardly a new one, but its significance will continue to grow, making understanding the research that has come before vital. 

Engineering Design for All

Complex shapes have been difficult for one or more robots to 3D print&mdash;until now.

Complex shapes have been difficult for one or more robots to 3D print—until now.

Adding a Twist to 3D Printing

October-December 2025

Standards used in the UK for building hydrogen pipelines and piping systems, and how these need to be upgraded for new systems or the conversion of existing oil and gas lines to transmit hydrogen&nbsp;

Researchers analyze UK standards for building hydrogen pipelines and piping systems, and how these need to be upgraded for new systems or the conversion of existing oil and gas lines to transmit hydrogen.

Infrastructure Challenges for Hydrogen Pipelines

Researchers at the University of Waterloo have developed a model that identifies the best way to wrap cables around structural components in spacecraft to minimize their impacts on performance.&nbsp;

Researchers at the University of Waterloo have developed a model that identifies the best way to wrap cables around structural components in spacecraft to minimize their impacts on performance. 

Cable Wrapping to Optimize Performance 

DARPA&rsquo;s 30-year history of thermal management of microsystems began with profound improvements and led to today&rsquo;s strategy of examining application-specific solutions.

DARPA’s 30-year history of thermal management of microsystems began with profound improvements and led to today’s strategy of examining application-specific solutions.

Three Decades of DARPA’s Thermal Management of Microsystems 

Better airflow and heat management are key to creating a liftfan that could boost the viability of short-range urban aircraft.

Fans for Flight 

January-March 2026

Liquid-to-liquid cooling is a vital process that must be thoroughly tested before being commissioned for use in a data center.

Critical Cool Down

A counterintuitive heat pump can turn industrial waste heat into useful heat.

Bring Back the Heat

A language model methodology uncovers human errors in past aviation and railway accidents.

Lessons from the Past

A hydraulic microforce sensor overcomes limitations of conventional miniaturized force sensors while determining the differences between cancerous and non-cancerous tissues.

January-March 2023

In This Issue

Advancing Head Injury Metrics Research

Backpack Could Reduce the Risk of Fall

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Flying with Hydrogen

Ro-Bats, Bat-Bots, and Other Bat-like Robots

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