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NIST Researchers Tap Ambient Lighting to Recharge Indoor Devices
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NIST Researchers Tap Ambient Lighting to Recharge Indoor Devices

Researchers from the National Institute of Standards and Technology are looking to ambient lighting as a potential source of generating small amounts of power for...

Using Light to Speed Up Computation
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Using Light to Speed Up Computation

A new type of photonic integrated circuit called a PAXEL, for photonic accelerator, shows promise for high-speed, energy-efficient computing.

Warming Up Optoelectronic Research
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Warming Up Optoelectronic Research

A team of physicists has created a new material that can control excitons — bound pairs of electrons and electron holes — at room temperature, opening a path toward...

Communicating with Hypersonic Vehicles in Flight
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Communicating with Hypersonic Vehicles in Flight

Researchers propose a potential new way to maintain communication with re-entering spacecraft and other vehicles by matching resonance of the communication antenna...

Tweets Measure Political Polarization
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Tweets Measure Political Polarization

Spanish researchers analyzed 16 million tweets from more than 3 million users following the death of Hugo Chavez in Venezuela to quantify the extent of political...

Device Turns Flat Surface Into Spherical Antenna
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Device Turns Flat Surface Into Spherical Antenna

By depositing an array of tiny, metallic, U-shaped structures onto a dielectric material, a team of researchers in China has created a new artificial surface...

How Twitter Shapes Public Opinion
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How Twitter Shapes Public Opinion

Dominant viewpoints emerge quickly on Twitter and, once stabilized, become difficult to change, according to new study.  
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