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Photos of the Day: NASA's Unmanned Capsule Debut

December 2, 2014 10:52 am | by MARCIA DUNN, AP Aerospace Writer | News | Comments

The new Orion spacecraft is not going to Mars just yet; Thursday's debut will be unmanned and last just 4½ hours. But it will be the farthest a built-for-humans capsule has flown since the Apollo moon missions, shooting 3,600 miles out into space in order to gain enough momentum to re-enter the atmosphere at a scorching 20,000 mph ...                 

Bending Light on A Computer Chip with Sound

December 1, 2014 11:19 am | by Rhonda Zurn, University of Minnesota | News | Comments

University of Minnesota engineering researchers have developed a chip on which both sound wave and light wave are generated and confined together so that the sound can very efficiently control the light ...                  

Earth's Plasma Shield

December 1, 2014 11:19 am | by Jennifer Chu, MIT News Office | News | Comments

Researchers at MIT, the University of Colorado, and elsewhere have found there’s a hard limit to how close ultrarelativistic electrons can get to the Earth. The team found that no matter where these electrons are circling around the planet’s equator, they can get no further than about 11,000 kilometers from the Earth’s surface ...          

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Amazon's Robotic Army Ready to Ship

December 1, 2014 11:19 am | by BRANDON BAILEY, AP Technology Writer | News | Comments

Amazon has boosted efficiency — and given workers' legs a break — by deploying more than 15,000 wheeled robots to crisscross the floors of its biggest warehouses and deliver stacks of toys, books and other products to employees ...                   

Photos of the Day: Cheetah Robot Has Real-World Applications

December 1, 2014 11:13 am | by RODRIQUE NGOWI, Associated Press | News | Comments

The robot, called the cheetah, can run on batteries at speeds of more than 10 mph, jump about 16 inches high, land safely and continue galloping for at least 15 minutes — all while using less power than a microwave oven ...                

Making Nuclear Weapons Uncrackable

December 1, 2014 10:32 am | by Eric Sorensen, Coordinator of Multimedia Development | Videos | Comments

This week on WDD's HotSpot, a wireless button for anything; making nuclear weapons uncrackable; an eye-tracking upgrade for the Oculus Rift DK2 virtual reality headset; and a Internet-connected golf putter that helps your game ...                                   

Delivering High Performance and Low Power to Next-Generation Mobile Applications

November 25, 2014 12:13 pm | by Dean Gans, Mobile Systems Architect, Micron Technology, Inc. | Articles | Comments

One of the key challenges that mobile device designers face is determining how to increase device performance without significantly increasing power consumption. Performance is determined by both processor capacity and memory bandwidth ...                      

Study Supports Free “Super WiFi”

November 25, 2014 12:09 pm | by Kosta Schinarakis, Karlsruhe Institute of Technology (KIT) | News | Comments

The need for the wireless transfer of data will increase significantly in the coming years. Scientists at the Karlsruhe Institute of Technology (KIT) therefore propose to turn some of the TV frequencies that will become free into common property and to use it to extend existing wireless networks ...       

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Ultra-Short X-Ray Pulses Explore the Nano World

November 25, 2014 12:02 pm | by Prof. Dr. Reinhard Kienberger, Technische Universität München | News | Comments

Ultra-short and extremely strong X-ray flashes, as produced by free-electron lasers, are opening the door to a hitherto unknown world. Scientists are using these flashes to take “snapshots” of the geometry of tiniest structures, for example the ...               

Underwater Autonomous Robot Sheds New Light on Antarctic Sea Ice

November 25, 2014 11:13 am | by Athena Dinar, British Antarctic Survey | News | Comments

The first detailed, high-resolution 3D maps of Antarctic sea ice have been developed using an underwater robot. Scientists from the UK, USA and Australia say the new technology provides accurate ice thickness measurements from areas that were previously too difficult to access ...          

Photos of the Day: Yellow SeaBED Robot Maps Antarctic Sea

November 25, 2014 11:13 am | by Athena Dinar, British Antarctic Survey | News | Comments

SeaBED was fitted with an upward-looking sonar in order to measure and map the underside of sea ice floes. The AUV operated at a depth of 20 to 30 meters and was driven in a lawnmower pattern ...                   

Photos of the Day: 3D-Printed Antenna Arrays for Satellite Mission

November 24, 2014 11:49 am | by RedEye 3D, NASA | News | Comments

The spacecraft bus configuration that carries the satellites is currently being assembled and tested. FORMOSAT-7/COSMIC-2 will launch six satellites into low-inclination orbits in May 2016, and another six satellites into high-inclination orbits in early 2018 ...                

RedEye 3D & NASA JPL to Buils COSMIC-2 Satellite Antenna Array

November 24, 2014 11:48 am | by RedEye 3D, NASA | News | Comments

The mission comprises a 12 satellite constellation, each satellite with 2 antennas. Through this project, RedEye successfully entered NASA JPL’s approved supplier list ...                                 

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HotSpot Episode: Mercedes' Self-Driving Cars

November 24, 2014 9:32 am | by Eric Sorensen, Coordinator of Multimedia Development | Videos | Comments

This week on WDD's HotSpot, brought to you by Memory Protection Devices, NVIDIA unveils a new addition to the NVIDIA Tesla Accelerated Computing Platform: the Tesla K80 dual-GPU accelerator; a portable printer for your smartphone; a modular laser-based aircraft protection system, designed to protect U.S. rotary- and fixed-wing aircraft from infrared guided missiles; and the interiors of self-driving cars ...     

An Ultrasound that Penetrates Bone, Metal

November 21, 2014 9:37 am | by Dr. Yun Jing and Matt Shipman, NC State University | News | Comments

Researchers from North Carolina State University have developed a technique that allows ultrasound to penetrate bone or metal, using customized structures that offset the distortion usually caused by these so-called “aberrating layers ...”                                 

Roman Goldmines in Spain Discovered by Laser

November 21, 2014 9:35 am | by Sinc, Fecyt - Spanish Foundation for Science and Technology | News | Comments

Thanks to a Light Detection and Ranging (LiDAR) laser system attached to an aircraft, the ancient mining works of the area and the complex hydraulics system used by the Romans in the 1st century BC to extract gold (including channels, reservoirs and a double river diversion) have been discovered ...              

Harting's Ha-VIS LOCFIELD Antenna

November 20, 2014 2:13 pm | by WDD Staff | Product Releases | Comments

HARTING’s new Ha-VIS LOCFIELD travelling wave UHF antenna makes it possible to create a passive RFID reading zone with a single antenna for applications like smart shelving systems, wireless sensor networks, door and window pass-throughs ...  

Silicon Labs Expands Sub-GHz Wireless Portfolio

November 20, 2014 1:51 pm | by WDD Staff | Product Releases | Comments

Silicon Labs has introduced next-generation EZRadio and EZRadioPRO wireless ICs offering power efficiency, wireless range, and flexibility. Operating in the sub-GHz band, the new Si4x55 EZRadio and Si4x6x EZRadioPRO families ...           

GaN Technology Addresses Size, Bandwidth and Efficiency Challenges in Advanced Small Cell Applications

November 20, 2014 1:03 pm | by David Ryan, Business Development Manager, Networks, MACOM | Articles | Comments

With global 2G wireless infrastructure coverage at greater than 90 percent and 3G coverage at similar rates in the developed world (source: Ericsson), the market emphasis has shifted to delivering the data capacity that subscribers require to access their rich multimedia and cloud based services on the go ...  

Pasternack Introduces New Lines of Digitally Programmable Attenuators

November 20, 2014 1:00 pm | by WDD Staff | Product Releases | Comments

Pasternack Enterprises has announced the new 5, 8, and 10 Bit broadband PIN diode digital step attenuators with performance up to 40 GHz depending on the configuration. These programmable, variable step attenuators are commonly used ...        

Photo of the Day: Complex Electronic Circuits Printed with T-Shirt Printer

November 20, 2014 11:02 am | by Lester Kok, Nanyang Technological University | News | Comments

Resistors, transistors and capacitors, the key components of a complex electronic circuit, are printed using non-toxic organic materials like silver nanoparticles, carbon and plastics ...            

Elusive Dark Matter May Be Detected with GPS Satellites

November 20, 2014 10:56 am | by Mike Wolterbeek, University of Nevada, Reno | News | Comments

The everyday use of a GPS device might be to find your way around town or even navigate a hiking trail, but for two physicists, the Global Positioning System might be a tool in directly detecting and measuring dark matter ...              

Tiny Satellites Show Earth as It Changes In Near-Real-Time

November 20, 2014 10:51 am | by Will Marshall, TED Talk | Videos | Comments

Satellite imaging has revolutionized our knowledge of the Earth, with detailed images of nearly every street corner readily available online. But Planet Labs' Will Marshall says we can do better and go faster ...              

Some in NSA Warned of a Backlash to Collecting American Phone Records

November 20, 2014 10:27 am | by KEN DILANIAN, AP Intelligence Writer | News | Comments

Dissenters within the National Security Agency, led by a senior agency executive, warned in 2009 that the program to secretly collect American phone records wasn't providing enough intelligence to justify the backlash it would cause if revealed, current and former intelligence officials say ...     

Photos of the Day: Parrot’s Bebop Drone

November 19, 2014 12:38 pm | by WDD Staff | News | Comments

The Bebop is part remote-control flyer and part robot. It has a host of sensors — including pressure, accelerometer, gyroscope and magnetometer — to help it fly stable, hover in the air, and take off and land smoothly without assistance. The AR.Drone has those, too, but Bebop adds a built-in GPS that tells Bebop where it ... 

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