Test & Measurement

News : Sensors/Data Acquisition
Advanced Wearable Has Heightened 'Sense' of Complex Human Motions
Researchers from the University of British Columbia have developed a stretchable sensor that can be weaved into a fabric to detect a range of complex human movements, including...
News : Test & Measurement
Sound-Off: The Imaging Advantages of Blue Light vs. White Light

Digital Image Correlation (DIC) is a non-contact optical method of measuring deformation and strain on a given material. Measurement accuracy, however, depends on contrast, illumination, and light intensity.

News : Test & Measurement
A Balancing Act: How Months in Space Impact Astronauts' Performance

When you arrive back on Earth after a year in space, you’re going to feel it.

NASA and Jacob Bloomberg, senior scientist in the Houston, TX- headquartered Johnson...

News : Test & Measurement
Sound-Off: How to Set Pass/Fail Thresholds for Self-Driving Vehicles

As Advanced Driver Assistance System (ADAS) technology evolves, how do you test autonomous cars that ‘learn from their mistakes?’

News : Test & Measurement
Hydraulic Carts Streamline Structural Tests for Aircraft

The Flight Loads Laboratory (FLL) at Armstrong Flight Research Center tests the strength and endurance of aircraft structures using hydraulic actuators to apply forces that simulate the stresses of takeoff, flight, and landing. The contract to build the FLL’s next-generation hydraulic...

News : Green Design & Manufacturing
Smart Buoy Measures Water Pollutants

Extensive water monitoring is indispensable for drinking water supply and water protection. Researchers have developed a smart monitoring system that combines various technologies in a depth-profile-measuring multi-sensor buoy for monitoring water bodies and algae growth. Conventional monitoring strategies...

News : Sensors/Data Acquisition
Ultrasensitive Sensors Keep Driverless Cars Safer

News of the first serious accident involving an automated electric vehicle made headlines recently. Researchers are counting on light detection and ranging (LiDAR) technology, in combination with other components, to fulfill the requirements for independent steering, braking, and...

News : Sensors/Data Acquisition
Military Sensor Inspires Instrument to Search for Life on Mars

A sensing technique used by the U.S. military currently to remotely monitor the air to detect potentially life-threatening chemicals, toxins, and pathogens has inspired a new instrument that could “sniff” for life on Mars and other targets in the solar system.

News : Aerospace
Air Force Is Developing Mach 18 Wind Tunnel

The Arnold Engineering Development Center (AEDC) Hypervelocity Wind Tunnel 9 team is conducting tests in support of risk reduction for a new test capability that will be revolutionary for AEDC and the U.S. Air Force. The capability involves increasing the Mach number of what AEDC is currently able to...

News : Defense
Software Gives Bomb Techs X-Ray Vision

In the chaos that followed the terrorist attack at the 2013 Boston Marathon, bomb squads scanned packages at the scene for explosive devices. Two homemade pressure cooker bombs had killed three people and injured more than 250, and techs quickly had to determine if more were waiting to blow up.

News : Test & Measurement
Instruments Measure Large-Scale Motion Around San Andreas Fault

An array of GPS instruments near the San Andreas Fault System in Southern California detects constant motion of Earth’s crust — sometimes large, sudden motion during an earthquake, and often subtle, creeping motion. The GPS array records vertical and horizontal motion of...

News : Test & Measurement
New NASA Instrument Measures Greenhouse Gases

NASA scientists and engineers have built an instrument powerful and accurate enough to gather around-the-clock global atmospheric carbon-dioxide (CO2) measurements from space. The CO2 Sounder Lidar operates by bouncing an infrared laser light off the Earth’s surface. Like all atmospheric gases,...

News : Test & Measurement
Lab-on-a-Stick Provides Fast Detection of Antibiotic Resistance

A portable power-free test for the rapid detection of bacterial resistance to antibiotics has been developed. The Lab-on-a-Stick is an inexpensive microfluidic strip – comprising of tiny test tubes about the size of a human hair – capable of identifying bacteria found in urine...

News : Photonics/Optics
Lens Sees Smaller Than Wavelength of Light

Curved lenses, like those in cameras or telescopes, are stacked in order to reduce distortions and resolve a clear image. That's why high-power microscopes are so big and telephoto lenses so long.

News : Test & Measurement
NASA’s Pressure-Sensitive Paint Tests Aircraft Designs

NASA’s bright pink Pressure-Sensitive Paint (PSP) is helping to test new aircraft designs. A thin coat of PSP is sprayed onto the model that will be tested in the wind tunnel and allowed to dry. The model is then installed in the wind tunnel, which also is equipped with a series of blue...

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