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The Lead

Think tank: Russian stealth fighter is superior to the F-35

April 23, 2014 1:00 pm | by Jason Lomberg, Technical Editor | Blogs | Comments

Air Power Australia is no fan of the F-35. Let’s get that out of the way. For years, they’ve been panning the Joint Strike Fighter, praising the F-22, and warning about emerging threats from Russia and China — threats that could best the F-35 in single combat....

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PXIe backplane integrates PCIe into the PXI architecture

April 23, 2014 6:04 pm | Elma Electronic Inc. | Product Releases | Comments

Elma Bustronic (Fremont, CA) has designed a new 3U 17-slot backplane to meet the PXI Express Hardware Specification Revision 1.0 (with X1 PCIe connections). Designed for OEM embedded control and highly integrated test and measurement applications, the backplane…

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Memory Lane: Traveling through time on Google maps

April 23, 2014 2:36 pm | by MICHAEL LIEDTKE, AP Technology Writer | News | Comments

Trips down memory lane are now available on Google's digital maps. The new twist on time travel is debuting Wednesday as part of the "Street View" feature in Google's maps, a navigational tool that attracts more than 1 billion visitors each month....

The world, through a mathematical lens

April 23, 2014 2:33 pm | by EurekAlert! | News | Comments

Math comes in handy for answering questions about a variety of topics, from calculating the cost-effectiveness of fuel sources and determining the best regions to build high-speed rail to predicting the spread of disease and assessing roller coasters on the basis of their "thrill" factor....

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RF digital step attenuator enables flexible, wide dynamic-range network-infrastructure designs

April 23, 2014 2:29 pm | Peregrine Semiconductor Corp | Product Releases | Comments

Peregrine Semiconductor Corp. (San Diego, CA) introduces its next-generation, UltraCMOS PE4312 DSA. Successor to the popular PE4302, the new PE4312 enables flexible, wide dynamic-range network-infrastructure designs that require highly accurate and efficient amplitude control....

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Male-biased tweeting

April 23, 2014 1:14 pm | by EurekAlert! | News | Comments

It all started out with a comic strip in 1985. A cartoon character explained to her female companion which three requirements a movie had to fulfil for her to want to watch it: (one) it has to have at least two women in it (two) who talk to each other about (three) something besides a man....

A key to enjoying massive online photo files may be giving up some control

April 23, 2014 1:10 pm | by EurekAlert! | News | Comments

The ability of individuals to store and instantly access thousands of their photos online has become a commonplace luxury, but the sheer size of these archives can be intimidating. Researchers at Carnegie Mellon University and Microsoft Research Cambridge, UK, have found people might actually enjoy their collections more....

Research shows impact of Facebook unfriending

April 23, 2014 1:08 pm | by EurekAlert! | News | Comments

Two studies from the University of Colorado Denver are shedding new light on the most common type of `friend' to be unfriended on Facebook and their emotional responses to it. The studies, published earlier this year, show that the most likely person to be unfriended is a high school acquaintance....

Nanoreporters tell 'sour' oil from 'sweet'

April 23, 2014 1:06 pm | by EurekAlert! | News | Comments

Scientists at Rice University have created a nanoscale detector that checks for and reports on the presence of hydrogen sulfide in crude oil and natural gas while they're still in the ground. The nanoreporter is based on nanometer-sized carbon material....

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Programmable hex voltage supervisor has 1 percent threshold accuracy and built-In EEPROM

April 23, 2014 11:59 am | Linear Technology Corporation | Product Releases | Comments

Linear Technology Corporation (Milpitas, CA) introduced the LTC2933 programmable voltage supervisor with built-in EEPROM for simultaneous, accurate monitoring of up to six voltage rails from 0.2 V to 13.9 V. Requiring no external resistors to set thresholds...

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Halving hydrogen

April 23, 2014 11:13 am | by Pacific Northwest National Laboratory | News | Comments

Like a hungry diner ripping open a dinner roll, a fuel cell catalyst that converts hydrogen into electricity must tear open a hydrogen molecule. Now researchers have captured a view of such a catalyst holding onto the two halves of its hydrogen feast. The view confirms previous hypotheses and...

Front-end power supply achieves titanium efficiency

April 23, 2014 10:48 am | Artesyn Technologies | Product Releases | Comments

Artesyn Embedded Technologies (Hong Kong, China), formerly Emerson Network Power's Embedded Computing & Power business, announced the first Titanium efficiency bulk front-end power supply in its standard product range: the DS3000TE-3. This new 3000 W power supply uses proprietary Artesyn power switching technology....

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Reference design board measures current to an accuracy of ±1%

April 23, 2014 10:39 am | Product Releases | Comments

ams AG (Unterpremstaetten, Austria) has introduced a reference design board which measures current to an accuracy of ±1% by monitoring the voltage drop across a copper track on a PCB. The development of the new technique, which uses the ams AS8510 data-acquisition front end....

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RF signal generator series offers standard AM/FM/Phase modulation

April 23, 2014 10:29 am | Saelig Company, Inc. | Product Releases | Comments

Saelig Company (Fairport, NY) has introduced a high-performance RF signal source family, the DSG3000 3GHz/6GHz series, offering standard AM/FM/Phase modulation, as well as options for I/Q modulation and I/Q baseband output. The DSG3000 Series generates waveforms with high signal purity....

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Physicists consider implications of recent revelations about the universe's first light

April 23, 2014 10:05 am | by EurekAlert! | News | Comments

Last month, scientists announced the first hard evidence for cosmic inflation, the process by which the infant universe swelled from microscopic to cosmic size in an instant. This almost unimaginably fast expansion was first theorized more than three decades ago, yet only now has "smoking gun" proof emerged....

Liquid spacetime

April 23, 2014 10:01 am | by EurekAlert! | News | Comments

What if spacetime were a kind of fluid? This is the question tackled by theoretical physicists working on quantum gravity by creating models attempting to reconcile gravity and quantum mechanics. Some of these models predict that spacetime at the Planck scale (10-33cm) is no longer continuous....

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