News tagged with journal of communication
Lenses can bend light and sound in almost any direction
(PhysOrg.com) -- When an optical fiber is bent by 90° or more, the light begins to leak away, posing a problem for fiber optics communications. But by using special lenses that can bend light by not only ...
Apr 02, 2012 |
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TWINS/IBEX spacecraft observed impact of powerful solar storm from inside and outside Earth's magnetosphere
(PhysOrg.com) -- For the first time, instrumentation aboard two NASA missions operating from complementary vantage points watched as a powerful solar storm spewed a two million-mile-per-hour stream of charged ...
Space & Earth / Space Exploration
Mar 28, 2012 |
5 / 5 (1) |
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Head for the clouds, feet firmly on the ground
Computer engineers in the US writing in the International Journal of Communication Networks and Distributed Systems have reviewed the research literature to get a clear picture of cloud computing, its adoption, use and th ...
Technology / Computer Sciences
Mar 05, 2012 |
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Amazon rainforest splits along geological lines
From above the Amazon rainforest may look like an endless, uniform sea of greenery, but it turns out there are sharp lines through it separating very different ecosystems with distinct inhabitants. And these ...
Nov 21, 2011 |
5 / 5 (1) |
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Online communication boosts lying and E-mail is the medium that contains the most lies: study
(PhysOrg.com) -- A new study by University of Massachusetts Amherst researchers finds that communication using computers for instant messaging and e-mail increases lying compared to face-to-face conversations, and that e-mail ...
Other Sciences / Social Sciences
Nov 16, 2011 |
5 / 5 (1) |
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Focus on testing hurts students in high school health classes
High school health classes fail to help students refuse sexual advances or endorse safe sex habits when teachers focus primarily on testing knowledge, a new study reveals.
Other Sciences / Social Sciences
Nov 15, 2011 |
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Online interactions can lead to risky financial decision-making
People who participate in online communities are more likely to make risky financial decisions, according to a new study from researchers at Rice University, the University of British Columbia and the University of Zurich.
Other Sciences / Social Sciences
Nov 01, 2011 |
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How do political debates affect advertising?
Advertisers covet spots during political debates, which often draw large numbers of viewers. But according to a new study in the Journal of Consumer Research, political debate can sometime decrease the effectiveness of sub ...
Other Sciences / Social Sciences
Sep 14, 2011 |
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Physicists offer countermeasure to new quantum eavesdropping attack
(PhysOrg.com) -- As early communications systems using quantum cryptography become commercially available, physicists have been investigating new types of security attacks in an effort to defend against them. ...
Jul 25, 2011 |
3.9 / 5 (9) |
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Study finds youth-mentor relationships particularly helpful for those experiencing hardship
In a time of transition for rural African-American young adults, natural mentors in the community help them stay focused on their goals and avoid potential difficulties associated with emerging adulthood, according to findings ...
Other Sciences / Social Sciences
May 12, 2011 |
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Long-term poverty but not family instability affects children's cognitive development
Children from homes that experience persistent poverty are more likely to have their cognitive development affected than children in better off homes, reveals research published ahead of print in the Journal of Epidemiology an ...
Apr 21, 2011 |
4.8 / 5 (4) |
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Regular retail therapy prolongs life
A spot of regular retail therapy really does seem to help people live longer, suggests research published online in the Journal of Epidemiology and Community Health.
Apr 07, 2011 |
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Most recent mammography recommendations confuse public
When the U.S. Preventive Services Task Force (USPSTF), an independent panel of experts in primary care and prevention, released its recommendations on mammography screenings for US women on November 16, 2009, there was immediate ...
Apr 06, 2011 |
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Study shows living at high altitude reduces risk of dying from heart disease
In one of the most comprehensive studies of its kind, researchers at the University of Colorado School of Medicine in partnership with the Harvard School of Global Health have found that people living at higher altitudes ...
Mar 25, 2011 |
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Even mild stress is linked to long-term disability
Even relatively mild stress can lead to long term disability and an inability to work, reveals a large population based study published online in the Journal of Epidemiology and Community Health.
Mar 23, 2011 |
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