Technology

Russia Asks China Not to Clone Su-35 Fighters

Russia was ready to sign a contract with China to supply 48 multi-role Su-35 fighter jets. However, Russia put forward a condition to the Celestial Empire. Moscow demands guarantees that the aircraft will not be further copied for sale.

According to Kommersant, the amount of the expected transaction could reach $4 billion, or approximately $85 million per unit. If the contract is signed, it will be the largest arms contract of the last decade. (more…)

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A Bird’s Song May Teach Us About Human Speech Disorders

*UCLA scientists identify 2,000 important genes*

Can the song of a small bird provide valuable insights into human stuttering and speech-related disorders and conditions, including autism and stroke? New research by UCLA life scientists and colleagues provides reason for optimism.

The scientists discovered that some 2,000 genes in a region of the male zebra finch’s brain known as “Area X” are significantly linked to singing. More than 1,500 genes in this region, a critical part of the bird’s song circuitry, are being reported for the first time. Previously, a group of scientists including the UCLA team had identified some 400 genes in Area X. All the genes’ levels of expression change when the bird sings. (more…)

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Kinect in the Classroom: Scratching the Surface of Potential

First graders are using Kinect for Xbox 360 to get to places like Disneyland (on a map, at least), and high school students are graphing mathematical equations with their bodies.

CRAIG, Colo. – March 6, 2012 – First-grade teacher Cheryl Arnett spent much of last summer playing Kinect for Xbox 360 with her grandkids. (more…)

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Rock, Pop, White Power: How Music Influences Support For Ethnic Groups

COLUMBUS, Ohio – Just a few minutes of listening to mainstream rock music was enough to influence white college students to favor a student group catering mostly to whites over groups serving other ethnic and racial groups, a new study found.

However, white students who listened to more ethnically diverse Top 40 pop music showed equal support for groups focused on whites, African Americans, Arab Americans and Latino Americans. (more…)

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History of Sexuality

UD prof honored for research on sexuality, religion in American history

Rebecca Davis, assistant professor of history at the University of Delaware, has received a Religious History Award from the Lesbian, Gay, Bisexual and Transgender Religious Archives Network for her essay titled “‘My Homosexuality Is Getting Worse Every Day’: Norman Vincent Peale, Psychiatry, and the Liberal Protestant Response to Same-Sex Desires in Mid-Twentieth-Century America.”

Norman Vincent Peale, to whom the title refers, was famous for his self-help book The Power of Positive Thinking. As a renowned Protestant minister, he encouraged people to heal themselves through prayer and believed heterosexual marriage was essential to personal happiness. (more…)

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comScore Reports January 2012 U.S. Mobile Subscriber Market Share

*More Than 100 Million U.S. Mobile Subscribers Now Use Smartphones*

RESTON, VA, March 6, 2012 – comScore, Inc., a leader in measuring the digital world, today released data from the comScore MobiLens service, reporting key trends in the U.S. mobile phone industry during the three month average period ending January 2012. The study surveyed more than 30,000 U.S. mobile subscribers and found Samsung to be the top handset manufacturer overall with 25.4 percent market share. Google Android continued to grow its share in the smartphone market, accounting for 48.6 percent of smartphone subscribers.

OEM Market Share

For the three-month average period ending in January, 234 million Americans age 13 and older used mobile devices. Device manufacturer Samsung ranked as the top OEM with 25.4 percent of U.S. mobile subscribers, followed by LG with 19.7 percent share and Motorola with 13.2 percent share. Apple continued to capture share in the OEM market with 12.8 percent of total mobile subscribers (up 2.0 percentage points), while RIM rounded out the top five with 6.6 percent. (more…)

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Human’s Oldest Ancestor Found in Burgess Shale

Pikaia is most primitive vertebrate known

Researchers from the University of Toronto, the Royal Ontario Museum (ROM) and the University of Cambridge have confirmed that a 505 million-year-old creature, found only in the Burgess Shale fossil beds in Canada’s Yoho National Park, is the most primitive known vertebrate and therefore the ancestor of all descendant vertebrates, including humans. (more…)

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In Conversation: Sir Peter Crane

Evolutionary biologist Sir Peter Crane has been dean of the Yale School of Forestry & Environmental Studies (F&ES) since 2009. A former director of Chicago’s Field Museum and chief executive of England’s Royal Botanic Gardens, Kew, he recently spoke with Yale News about F&ES’ internationalism, the role of business in environmental management, and what it was like to be knighted at Buckingham Palace, among other topics. The following is an edited version of that conversation. (more…)

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