শনিবার, ১৩ জুলাই, ২০১৩

NASA Astronaut and Elite Athletes Host Google+ Hangout

MEDIA ADVISORY M13-109

HOUSTON -- NASA astronaut Mike Hopkins will discuss health, fitness and astronaut training with several elite American athletes in a Google+ Hangout at 3 p.m. CDT (4 p.m. EDT) Wednesday, July 17.

The Hangout can be seen live on NASA's Google+ page or on NASA Television. Participants will be:

- Rachel Flatt, 2010 U.S. Olympic team figure skater
- Curt Tomasevicz. 2010 U.S. Olympic bobsledder
- Rich Froning Jr., CrossFit Games champion
- Jared Crick, Houston Texans professional football player
- Peter Moore, Men's Health magazine
- Sam Kass, an Obama Administration senior policy advisor on nutrition and executive director of the White House's Lets Move! campaign
- Mark Guilliams, Hopkins' lead strength and conditioning coach
- A colonel in the U.S. Air Force, Hopkins is in the final phase of his mission training as he and his crewmates prepare for their Sept. 25 launch to the International Space Station aboard a Soyuz spacecraft from the Baikonur Cosmodrome in Kazakhstan.

Hopkins has participated in many sports and athletics throughout his life, including serving as the team captain for the football team while at the University of Illinois. His recreational interests include hockey, backpacking, snow skiing and running. He also is an avid fan of CrossFit and weight lifting.

NASA's social media followers may submit questions on Twitter and Google+ in advance and during the Hangout using the hashtag #askNASA. Before the Hangout begins, NASA will open a thread on its Facebook page where questions may be posted.

To join the Hangout, visit:
https://plus.google.com/events/cu89ta1tvo21avsoa2ucm6unqug

To view the Hangout on NASA TV, visit:
http://www.nasa.gov/ntv

For Hopkins' astronaut biography, visit:
http://www.jsc.nasa.gov/Bios/htmlbios/hopkins-ms.html

Please follow SpaceRef on Twitter and Like us on Facebook.

Source: http://spaceref.com/news/viewpr.html?pid=41184

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Cable TV execs start pushing for nationwide duopoly

Cable Industry Duopoly Advocacy

If there?s one industry that needs less competition, it?s clearly the cable industry. The Wall Street Journal reports that Liberty Media CEO John Malone and Charter Communications CEO Tom?Rutledge are now preaching ?the gospel of consolidation? to their fellow cable executives as they push for the cable industry to become an outright duopoly.?Rutledge tells the Journal that he sees the cable industry eventually boiling down to ?two major players? that will most likely be Comcast and Time Warner Cable. The Journal reports that?Rutledge sees further consolidation as important to the cable industry because it ?would help cable companies control costs, giving them more leverage over media companies that supply TV programming, and would put them on stronger footing to invest in new technologies.?

[More from BGR: Are the next-gen Xbox One and PlayStation 4 ?downgrades??]

This article was originally published on BGR.com

Source: http://news.yahoo.com/cable-tv-execs-start-pushing-nationwide-duopoly-021520141.html

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WWE Hires Former TNA Referee, WWE Performance Center On Twitter

WWE Hires Former TNA Referee

WWE has hired former TNA referee Rudy Charles. He?s currently working in developmental at the new WWE Performance Center. The following is from his verified Twitter account:

WWE Performance Center on Twitter

WWE has opened an official Twitter account for the WWE Performance Center located at Twitter.com/WWEPerformCtr. Make sure you follow us at Twitter.com/wnwnews.

Follow Richard Gray on Twitter for more news & analysis Follow @wnwdotcom

Source: http://www.wrestlingnewsworld.com/wwe-hires-former-tna-referee-wwe-performance-center-on-twitter/

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Religion professor, church pastor dies of heart attack at 49

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Source: chronicle.augusta.com --- Thursday, July 11, 2013
The Rev. Jeffery R. Thomas, a Paine College religion professor and pastor who extensively traveled to advocate for the United Methodist Church and higher education, died Wednesday at his home in Augusta from a reported heart attack. He was 49. Thomas, who graduated summa cum laude from Paine College in 2011 with a Bachelor of Arts in philosophy and religion, was a persistent voice for equal rights, education and services for the poor. read more ...

Source: http://chronicle.augusta.com/news/metro/2013-07-12/religion-professor-church-pastor-dies-heart-attack-49

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মঙ্গলবার, ২ জুলাই, ২০১৩

Windows 8 now finally more popular than Vista

Edward Snowden is marooned in the Moscow airport, perhaps without any clean pants, because he flew there without checking bags. On June 21, Snowden received an encrypted email from someone claiming to be a government representative, The Wall Street Journal's Te-Ping Chen and Ken Brown report, and the person urged him to leave Hong Kong, assuring him that he'd be able to clear immigration. ...

Source: http://news.yahoo.com/windows-8-now-finally-more-popular-vista-184037028.html

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সোমবার, ১ জুলাই, ২০১৩

Sunglasses Designers 101: Tom Ford

A blog is your easy-to-use web site, where you can publish your thoughts, share your ideas & experiences with other professionals, gather feedback and do more.

It's a simple way to create your professional online presence. It only takes seconds and is FREE

Source: http://feedproxy.google.com/~r/recentlyposted/~3/rggRP7HePVk/Sunglasses-Designers-101-Tom-Ford-bid-f9u5Z3I745492661.html

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The quantum secret to alcohol reactions in space

June 30, 2013 ? Chemists have discovered that an 'impossible' reaction at cold temperatures actually occurs with vigour, which could change our understanding of how alcohols are formed and destroyed in space.

To explain the impossible, the researchers propose that a quantum mechanical phenomenon, known as 'quantum tunnelling', is revving up the chemical reaction. They found that the rate at which the reaction occurs is 50 times greater at minus 210 degrees Celsius than at room temperature.

It's the harsh environment that makes space-based chemistry so difficult to understand; the extremely cold conditions should put a stop to chemical reactions, as there isn't sufficient energy to rearrange chemical bonds. It has previously been suggested that dust grains -- found in interstellar clouds, for example -- could lend a hand in bringing chemical reactions about.

The idea is that the dust grains act as a staging post for the reactions to occur, with the ingredients of complex molecules clinging to the solid surface. However, last year, a highly reactive molecule called the 'methoxy radical' was detected in space and its formation couldn't be explained in this way.

Laboratory experiments showed that when an icy mixture containing methanol was blasted with radiation -- like would occur in space, with intense radiation from nearby stars, for example -methoxy radicals weren't released in the emitted gases. The findings suggested that methanol gas was involved in the production of the methoxy radicals found in space, rather than any process on the surface of dust grains. But this brings us back to the problem of how the gases can react under extremely cold conditions.

"The answer lies in quantum mechanics," says Professor Dwayne Heard, Head of the School of Chemistry at the University of Leeds, who led the research.

"Chemical reactions get slower as temperatures decrease, as there is less energy to get over the 'reaction barrier'. But quantum mechanics tells us that it is possible to cheat and dig through this barrier instead of going over it. This is called 'quantum tunnelling'."

To succeed in digging through the reaction barrier, incredibly cold temperatures -- like those that exist in interstellar space and in the atmosphere of some planetary bodies, such as Titan -- are needed. "We suggest that an 'intermediary product' forms in the first stage of the reaction, which can only survive long enough for quantum tunnelling to occur at extremely cold temperatures," says Heard.

The researchers were able to recreate the cold environment of space in the laboratory and observe a reaction of the alcohol methanol and an oxidising chemical called the 'hydroxyl radical' at minus 210 degrees Celsius. They found that not only do these gases react to create methoxy radicals at this incredibly cold temperature, but that the rate of reaction is 50 times faster than at room temperature.

To achieve this, the researchers had to create a new experimental setup. "The problem is that the gases condense as soon as they hit a cold surface," says Robin Shannon from the University of Leeds, who performed the experiments. "So we took inspiration from the boosters used for the Apollo Saturn V rockets to create collimated jets of gas that could react without ever touching a surface."

The researchers are now investigating the reactions of other alcohols at very cold temperatures. "If our results continue to show a similar increase in the reaction rate at very cold temperatures, then scientists have been severely underestimating the rates of formation and destruction of complex molecules, such as alcohols, in space," concludes Heard.

Source: http://feeds.sciencedaily.com/~r/sciencedaily/~3/isF70kH0e8w/130630145004.htm

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