Topics

Environment

Latest Briefs & News

Question of the Week : Mechanical & Fluid Systems
Can a 'Cool' Strategy Improve Water-Purification Efforts?

Researchers from the University of Buffalo found a counter-intuitive way of improving the water-purification process: keeping things cool.

By using carbon-dipped paper to weaken light intensity, their new system increases efficiency and provides a more affordable water-treatment...

Briefs : Electronics & Computers
Nonaqueous Redox Flow Battery

Researchers have created a material that consists of carefully structured molecules designed to be particularly electrochemically stable in order to prevent the battery from losing energy to unwanted reactions....

Articles : Energy
3D-Printed Lab on Wheels

Next-generation manufacturing takes on a 50-year-old icon as ORNL researchers transform the classic Shelby Cobra sports car into a 3D-printed laboratory on wheels. Additive manufacturing enables the seamless...

Blog : Green Design & Manufacturing
Reusable ‘Oleo’ Sponge Soaks Up Oil Spills

A reusable sponge from the U.S. Department of Energy’s Argonne National Laboratory cleans up spills – not in the kitchen, but on the coast.

Blog : Green Design & Manufacturing
How to Control Vehicle Emissions: Selective Catalytic Reduction (SCR) or Exhaust Gas Recirculation (EGR)?
What's the best platform for controlling vehicle emissions? "It depends!" says one engine expert.
Briefs : Materials
Cobalt Oxygen-Evolving Catalysts for Clean Solar Fuel

By splitting a water molecule into two atoms of hydrogen and one of oxygen, scientists can use the Sun’s energy to make a clean fuel. Splitting a water molecule requires a metal catalyst to get the reaction started. Recently, much scientific attention has focused on cobalt, a relatively...

Briefs : Propulsion
High-Voltage Power System for Hybrid Electric Aircraft Propulsion

Innovators at NASA’s Glenn Research Center have developed a variable-frequency, alternating current (AC) power system to enable turbo-electric and hybrid electric...

Briefs : Motion Control
Controllable Dry Adhesive for Efficient Climbing Robot

A small robot with the ability to hoist large loads could have countless applications, not only as a small, inexpensive, disposable, mobile sensor in the realms of search and rescue,...

On-Demand Webinars : Green Design & Manufacturing
Advanced Emissions Strategies for Commercial Vehicles

Understanding the complex nature of emissions from today’s high-performance, high-efficiency diesel engines is, well, complex. Oftentimes new technologies promise considerable benefits in one or more areas while bringing about significant challenges in others.

Blog : Photonics/Optics
Low-Cost Smart Glass? Electrical Engineers Look into It
A switchable window – one that transforms from a clear to tinted state – is not a new invention. What is new, however, is a “smart glass” that is low-cost.
Briefs : Materials
Portable Electrochemical Sensing System

Researchers at Pacific Northwest National Laboratory (PNNL) have developed an inexpensive electrochemical sensing system that significantly improves the ability to rapidly and accurately detect heavy...

Articles : Data Acquisition
Hunting New Mining Deposits with Hyperspectral Imaging

How much gold remains to be mined on Earth? How about the lesser-known element, indium, necessary for computer and smartphone displays? With known sources of some essential metals facing...

Technology Leaders

Tech Briefs TV