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Environment

Blog : Materials
A New Way to Replace Plastic Packaging: Crab Shells and Tree Fibers

For environmentalists looking to replace petroleum-based food packaging, a group of researchers at Georgia Institute of Technology had a natural idea.

Briefs : Electronics & Computers
Water-Based Battery Stores Solar and Wind Energy

Wind and solar energy generation creates challenges, since the Sun only shines by day, and sometimes the wind doesn't blow. Another variability is surges of demand on the grid. On a hot day when air conditioning is in use, utilities must have load-balancing strategies to meet peak demand. A...

Articles : Aerospace
Plant Food for Space Grows Crops on Earth

Spinoff is NASA's annual publication featuring successfully commercialized NASA technology. This commercialization has contributed to the development of products and services in the fields of health...

Briefs : Sensors/Data Acquisition
Hyperfine Interpolated Range Finding for CW Lidar, Radar, and Sonar Using Repeating Waveforms and Fourier Transform Reordering

NASA's Langley Research Center has developed a novel fine interpolation technique that is useful in signal processing for applications in lidar, sonar, radar, and similar modalities. The interpolation technique uses...

Briefs : Defense
Real-Time Airborne Particle Analyzer

Particle analysis is useful for determining chemical compositions in a wide range of disciplines, from ascertaining the source of a petroleum sample to duplicating a fragrance. The technique is appealing...

Briefs : Energy
Hybrid Controller for Multiple Energy Storage Devices

A new hybrid energy storage controller is designed for a centralized control system that operates multiple energy storage devices (ESDs) and distributed generators to provide energy and...

Briefs : Green Design & Manufacturing
OFFSET: A Global Carbon Cycle Game

The OFFSET video game was designed to teach children the basics of the carbon cycle in a fun and engaging way. The game play is a mix of Pong, Breakout, and RTS. The game has a retro-art style, and uses Game Center, so that players can compare scores with each other.

Briefs : Robotics, Automation & Control
Integrated Ultra-Wideband Tracking and Carbon Dioxide Sensing System

Recent findings indicate that frequent, short-term crew exposure to elevated CO2 levels, combined with other physiological impacts of microgravity, may lead to a...

Briefs : Green Design & Manufacturing
Gas Biosensors “See” Through Soil to Analyze Microbial Interactions

Gas biosensors have been developed that “see” into soil and follow the behavior of the microbial communities in the soil. Genetically engineered bacteria was used...

Briefs : Green Design & Manufacturing
Crystallization Method for Carbon Capture from Ambient Air

A method to capture carbon dioxide directly from ambient air offers a new option for carbon capture and storage strategies to combat global warming.

Briefs : Materials
Reducing Moisture in Natural Fibers

Biological transformation focuses on the sustainable use of biological resources such as plants or microorganisms. In the future, it is expected to reduce reliance on fossil fuels such as oil, coal, or gas, and help tackle major challenges such as climate change and global population growth. It offers options...

Briefs : Energy
Bi-Directional Energy Cascades and the Origin of Kinetic Turbulence in the Solar Wind

The kinetic turbulence of solar wind originates in the solar corona. The solar wind carries the fluctuations and escapes from the corona along the open magnetic field lines, and enters into the interplanetary space. The energy exchange among waves and particles...

Briefs : Green Design & Manufacturing
Protein Mat Soaks Up Chemical Pollution

Despite years of effort to stabilize proteins outside of their native environments, scientists have made limited progress in combining proteins with synthetic components like fibers without...

Briefs : Materials
Recyclable Polymer Exhibits Practical Properties of Plastics

A polymer was discovered that possesses many of the same characteristics as plastics, such as light weight, heat resistance, strength, and durability. But the new polymer, unlike...

Articles : Green Design & Manufacturing
Eyes in the Sky: Using Optical Filters to Observe and Measure Earth From a Different Perspective

“Measurement is the first step that leads to control and eventually to improvement. If you can’t measure something, you can’t understand...