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Nine teams of solar powered model cars competed during the inaugural Junior Solar Sprint (JSS) competition held at the STEM Education and Outreach Center at Aberdeen Proving...

Scientists using mission data from NASA’s Cassini spacecraft have identified 101 distinct geysers erupting on Saturn’s icy moon Enceladus. Their analysis suggests it is possible...

News: Imaging
Acoustic Bottle Bends Paths of Sound Waves

Researchers with the U.S. Department of Energy (DOE)’s Lawrence Berkeley National Laboratory (Berkeley Lab) have developed a technique for generating acoustic bottles in open air that can bend the paths of sound waves along prescribed convex trajectories.

The acoustic “bottle” features a...

News: Medical
'Active' Surfaces Control How Particles Move

Researchers at MIT and in Saudi Arabia have developed a new way of making surfaces that can actively control how fluids or particles move across them. The work might enable new kinds of biomedical or microfluidic devices, or solar panels that could automatically clean themselves of dust and...

Detecting improvised explosive devices in Afghanistan requires constant, intensive monitoring using rugged equipment. When Sandia researchers first demonstrated a modified miniature synthetic aperture...

A team of researchers led by Xiang Zhang, UC Berkeley professor of mechanical engineering, has found a way to dramatically increase the sensitivity of a light-based plasmon sensor to...

The U.S. Army Research Laboratory's Computational and Information Science Directorate's Intelligent Optics Team, and partners, recently developed, engineered,...

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Vision-Correcting Display Replaces Reading Glasses

UC Berkeley computer and vision scientists are developing computer algorithms to compensate for an individual’s visual impairment. The researchers have created vision-correcting displays that enable users to see text and images clearly without wearing eyeglasses or contact lenses.

The...

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NASA 3D-Printing Process Transitions from Metal to Metal

Researchers at NASA's Jet Propulsion Laboratory in Pasadena, California, are implementing a 3D-printing process that transitions from one metal or alloy to another in a single object.

"You can have a continuous transition from alloy to alloy to alloy, and you can study a wide range of...

News: Motion Control
Pumping Efficiency Into Electric Motors

University of Adelaide (Australia) researchers are using new magnetic materials to develop revolutionary electrical motors and generators that promise significant energy savings. They have used the new motors to develop patented highly efficient water pump systems with potential widespread application.

Carnegie Mellon University researchers have developed techniques for combining the views of 480 video cameras mounted in a two-story geodesic dome to perform large-scale 3D motion...

News: Photonics/Optics
Researchers Build 'Invisible' Materials with Light

Metamaterials have a wide range of potential applications, including sensing and improving military stealth technology. Before cloaking devices can become reality on a larger scale, however, researchers must determine how to make the right materials at the nanoscale. Using light is now shown to...

News: Energy
Spongelike Structure Converts Solar Energy into Steam

A new material structure developed at MIT generates steam by soaking up the sun.

The structure — a layer of graphite flakes and an underlying carbon foam — is a porous, insulating material structure that floats on water. When sunlight hits the structure’s surface, it creates a hotspot...

News: Communications
Astronauts to Test Free-Flying Robotic 'Smart SPHERES'

Three bowling ball-size free-flying Synchronized Position Hold, Engage, Reorient, Experimental Satellites (SPHERES) have been flying inside the International Space Station since 2006. These satellites provide a test bed for development and research, each having its own power, propulsion,...

NASA has selected three winning designs solicited to address the technological limitations of the uncrewed aerial systems (UAS) currently used to track and collect data on hurricanes....

Two of Georgia Tech's software-defined, electronically reconfigurable Agile Aperture Antennas (A3) were demonstrated in an aircraft during flight tests. The low-power...

Washington State University researchers have developed the first fuel cell that can directly convert fuels, such as jet fuel or gasoline, to electricity, providing a dramatically more...

News: Imaging
Heat-Sensing Camera Reveals Map of Mars Surface

A heat-sensing camera designed at Arizona State University has provided data to create the most detailed global map yet made of Martian surface properties.

The map uses data from the Thermal Emission Imaging System (THEMIS), a nine-band visual and infrared camera on NASA’s Mars Odyssey...

A study by researchers at the University of Minnesota using snow during a Minnesota blizzard is giving researchers new insight into the airflow around large wind turbines. This research...

NASA completed a near-space test flight of NASA's Low-Density Supersonic Decelerator (LDSD), developed to evaluate new landing technologies for future Mars missions....

By fusing together the concepts of active fiber sensors and high-temperature fiber sensors, a team of researchers at the University of Pittsburgh has created an...

News: Aerospace
NASA’s High-Flying Laser Altimeter Measures Summer Sea Ice

When NASA launches the Ice, Cloud and land Elevation Satellite-2, or ICESat-2, in 2017, it will measure Earth’s elevation by sending out pulses of green laser light and timing how long it takes individual photons to bounce off Earth’s surface and return. The number and patterns of...

News: Aerospace
Engineers Use Resin Inks, 3D Printing to Build Lightweight Cellular Composites

Like other manufactured products that use sandwich panel construction to achieve a combination of light weight and strength, turbine blades contain carefully arrayed strips of balsa wood from Ecuador, which provides 95 percent of the world’s supply.

As turbine...

Chemists have synthesized a new material that could show the way forward to state-of-the-art lithium-sulfur batteries for electric cars. The industry is currently placing most of...

Washington State University has developed a wireless network on a computer chip that could reduce energy consumption at huge data farms by as much as 20 percent. The wireless multicore chip...

Scientists at USC have developed a water-based organic battery that is long-lasting, and built from cheap, eco-friendly components. The new battery — which uses no metals or toxic...

News: Electronics & Computers
Nano-Pixels Promise Flexible, High-Res Displays

A new discovery will make it possible to create pixels just a few hundred nanometers across. The "nano-pixels" could pave the way for extremely high-resolution and low-energy thin, flexible displays for applications such as 'smart' glasses, synthetic retinas, and foldable screens.

Oxford...

News: Photonics/Optics
New Drones Ensure Ideal Photographic Lighting Positions

Researchers at MIT and Cornell University will provide photographers with squadrons of small, light-equipped autonomous robots that automatically assume the right positions for photographic lighting.

With the new system, the photographer indicates the direction from which the rim light...

News: Transportation
Inspired by Nature, Researchers Build a Tougher Metal

Drawing inspiration from the structure of bones and bamboo, researchers have gradually changed the internal structure of metals to make stronger, tougher materials. The new metals can be customized for a wide variety of applications — from body armor to automobile parts.

The research team...

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