Blog
Size Matters

It’s a digital world out there, and the key to our survival, in my opinion, is not processing power. It’s data storage. Once all the numbers have been crunched, all the images have been gathered, and all the test results have been compiled, you need to store them somewhere. Somewhere safe, because unlike former means of...

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Current Attractions

Glenn Rakow is the Development Lead for SpaceWire, a high-speed communications protocol for space-flight electronics originally developed in 1999 by the European Space Agency (ESA). Under Rakow's leadership, the SpaceWire standard was developed into a network of nodes and routers interconnected through bi-directional,...

Blog
Lab-On-A-Chip

A team led by Professor Yosi Shacham-Diamand, vice-dean of Tel Aviv University's Faculty of Engineering, has developed a nano-sized laboratory, complete with a microscopic workbench, to measure water quality in real time. This lab-on-a-chip is a breakthrough in the effort to keep water safe from pollution. "We've developed a...

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Better Weather Forecasting

Scientists at the University of Massachusetts at Amherst and the Jet Propulsion Laboratory (JPL) are designing and building the next-generation orbiting tracker for NASA that will supply data to more accurately predict the next hurricane, heat wave, or drought.

The 18-inch interferometric receiver being built at...

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3-D Microscope

University of Washington researchers have helped develop a new kind of microscope to visualize cells in three dimensions, an advance that could improve early cancer detection. The technique could also bridge a widening gap between cutting-edge imaging techniques used in research and clinical practices.

Known by the...

Blog
Switch for the Future

Plasmonics - a possible replacement for current computing approaches - may pave the way for the next generation of computers that operate faster and store more information than electronically-based systems and are smaller than optically-based systems, according to Tony Jun Huang, a Penn State engineer who has developed a...

Blog
Brain Scan

Researchers at University of Toronto and Bloorview, Canada's largest children's rehabilitation hospital, have developed a technique that uses infrared light brain imaging to decode preference. When children with disabilities can't speak or gesture to control their environment, they may develop a learned helplessness that impedes...

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Cleaner Jet Fuel

NASA and 11 other research groups are testing two non-petroleum-based fuels in the pursuit of alternative fuels that can power commercial jets and address rising oil costs. The tests, being conducted at NASA's Dryden Flight Research Center in California, are measuring the performance and emissions of two synthetic fuels derived...

Blog
Concrete Cure

The nation's infrastructure uses concrete for millions of miles of roadways and 600,000 bridges, many of which are in disrepair. With a project called viscosity enhancers reducing diffusion in concrete technology (VERDICT), Engineers at the National Institute of Standards and Technology (NIST) set out to double concrete's lifetime....

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Valuable Waste

Researchers from Fraunhofer Institute for Ceramic Technologies and Systems in Dresden have developed the first-ever biogas plant to run purely on waste instead of edible raw materials - transforming waste into valuable material. The plant generates 30 percent more biogas than its predecessors. A fuel cell efficiently converts the...

Blog
Terabit-Scale Processing

University of California at San Diego electrical and computer engineering professor Stojan Radic and his team have demonstrated the first real-time sampling of a 320 Gigabits per second (Gb/s) channel, in an effort to meet the Defense Advanced Research Projects Agency (DARPA) goal of developing

the first...

Blog
Fluorescent Proteins

Photoactivatable fluorescent proteins (PAFPs) and other advanced fluorescent proteins (FPs) - several of which have been developed by Vladislav Verkhusha, associate professor of anatomy & structural biology at Yeshiva University - spotlight individual cellular molecules and are transforming biomedical research. PAFPs and FPs...

Podcasts
Glenn Rakow, SpaceWire Development Lead, Goddard Space Flight Center, Greenbelt, MD

Glenn Rakow is the Development Lead for SpaceWire, a high-speed communications protocol for spaceflight electronics originally developed in 1999 by the Euro - pean Space Agency (ESA). Under Rakow’s leadership, the SpaceWire standard was developed into a network...

Briefs: Physical Sciences

An apparatus has been developed for measuring the low concentrations of liquid water and ice in relatively dry soil samples. Designed as a prototype of instruments for measuring the...

Briefs: Physical Sciences

A compact photonic microwave Fourier spectrum analyzer [a Fourier-transform microwave spectrometer, (FTMWS)] with no moving parts has been proposed for use in remote sensing of weak, natural...

Briefs: Physical Sciences
Non-Contact Measurement of Density and Thickness Variation in Dielectric Materials

This non-contact, single-sided terahertz electromagnetic measurement and imaging method characterizes micro-structural (e.g., spatially-lateral density) and thickness variation in dielectric (insulating) materials. This method was demonstrated for space shuttle...

Briefs: Physical Sciences
The Mars Science Laboratory Touchdown Test Facility

In the Touchdown Test Program for the Mars Science Laboratory (MSL) mission, a facility was developed to use a full-scale rover vehicle and an overhead winch system to replicate the Skycrane landing event. A driving requirement for the testing facility was the need to support a load of 5,000 lb...

Briefs: Software
Combinatorial Generation of Test Suites

Testgen is a computer program that generates suites of input and configuration vectors for testing other software or software/hardware systems. As systems become ever more complex, often, there is not enough time to test systems against all possible combinations of inputs and configurations, so test...

Briefs: Semiconductors & ICs

Two single-stage InP heterojunction bipolar transistor (HBT) amplifiers operate at 184 and 255 GHz, using Northrop Grumman Corporation’s InP HBT MMIC (monolithic microwave...

Briefs: Electronics & Computers
In-Phase Power-Combined Frequency Tripler at 300 GHz

This design starts with commercial 85- to 115-GHz sources that are amplified to as much as 250 mW using power amplifiers developed for the Herschel Space Observatory. The frequency is then tripled using a novel waveguide GaAs Schottky diode frequency tripler. This planar diode produces 26 mW...

Briefs: Electronics & Computers

An improved design for the backshell of a connector for a shielded, multiple-wire cable reduces the size of the backshell, relative to traditional designs of backshells of otherwise...

Briefs: Electronics & Computers

The figure is a block diagram of a proposed system of portable illuminated signs, electronic monitoring equipment, and radio-communication equipment for preventing (or taking...

Briefs: Electronics & Computers

The figure depicts salient features of the optical layout of a desktop-scale virtual-reality system that is specialized for simulating a glove-box work space. The system generates stereoscopic...

Briefs: Manufacturing & Prototyping
Composite Layer Manufacturing With Fewer Interruptions

An improved version of composite layer manufacturing (CLM) has been invented. CLM is a type of solid freeform fabrication (SFF) — an automated process in which a three-dimensional object is built up, point-by-point, through extrusion of a matrix/fiber composite-material precursor. The...

Briefs: Manufacturing & Prototyping

An improved photoresist-coating technique has been developed for use in the fabrication of carbon-nanotube- (CNT)- based field emitters of the type described in “Fabrication of...

Briefs: Information Technology
Integrated System Health Management Development Toolkit

This software toolkit is designed to model complex systems for the implementation of embedded Integrated System Health Management (ISHM) capability, which focuses on determining the condition (health) of every element in a complex system (detect anomalies, diagnose causes, and predict...

Briefs: Information Technology
TCP/IP Interface for the Satellite Orbit Analysis Program (SOAP)

The Transmission Control Protocol/Internet protocol (TCP/IP) interface for the Satellite Orbit Analysis Program (SOAP) provides the means for the software to establish real-time interfaces with other software. Such interfaces can operate between two programs, either on the same...

Briefs: Software
Autonomous Instrument Placement for Mars Exploration Rovers

Autonomous Instrument Placement (AutoPlace) is onboard software that enables a Mars Exploration Rover to act autonomously in using its manipulator to place scientific instruments on or near designated rock and soil targets. Prior to the development of AutoPlace, it was necessary for...

Briefs: Software
Mission and Assets Database

Mission and Assets Database (MADB) Version 1.0 is an SQL database system with a Web user interface to centralize information. The database stores flight project support resource requirements, view periods, antenna information, schedule, and forecast results for use in mid-range and long-term planning of Deep Space...

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