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moon, jupiter, venus, forming smile in the skyAstronomers and stargazers have been watching a rare astronomical phenomenon.
Jupiter and Venus are in conjunction and lie just two degrees apart, so lucky skygazers will be able to see the two planets getting closer.

At the same time, the crescent Moon will eclipse Venus and, if you watch the Moon at sunset through binoculars, you will see an occultation of Venus by the Moon. The planet will seem to disappear as the dark limb of the Moon passes over it.

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turtle shell, evolution of turtle, solving evolution of turtle shellScientists believe they have cracked a long-standing mystery of evolution - how the turtle got its shell.

It follows the discovery in south west China last year of the oldest known turtle fossils, believed to date back 220 million years.

The three adult specimens were discovered remarkably intact and with characteristics never before seen in turtles - including teeth and an incomplete upper shell.

Scientists from Canada, China and the US said the half-shell provided new evidence of how it evolved, Nature magazine has reported.

Dr Xiao-chun Wu, a palaeontologist at the Canadian Museum of Nature in Ottawa, said: ‘Since the 1800s, there have been many hypotheses about the origin of the turtle shell.

Read more @ Daily Mail

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world fastest computers are Linux computers, open sourceThere are fast computers, and then there are Linux fast computers. Every six months, the Top 500 organization announces “its ranked list of general purpose systems that are in common use for high end applications.” In other words, supercomputers. And, as has been the case for years now, the fastest of the fast are Linux computers.

As Jay Lyman, an analyst at The 451 Group points out, Linux is only growing stronger in supercomputing. “When considered as the primary OS or part of a mixed-OS supersystem, Linux is now present in 469 of the supercomputer sites, 93.8% of the Top500 list. This represents about 10 more sites than in November 2007, when Linux had presence in 91.8% of the systems. In fact, Linux is the only operating system that managed gains in the November 2008 list. A year ago, Linux was the OS for 84.6% of the top supercomputers. In November 2008, the open source OS was used in 87.8% of the systems. Compare this to Unix, which dropped from 6% to 4.6%, mixed-OS use which dropped from 7.2% to 6.2% and other operating systems, including BSD, Mac OS X and Windows, which were all down this year from the November 2007 list.”

Read the article at ComputerWorld

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economic crisis, citibank crisis, government, rescue plan, yahoo newsThe government was weighing a plan on Sunday to rescue Citigroup Inc., whose stock has been hammered on worries about its financial health.

The Treasury Department and the Federal Reserve have been in discussions over the weekend to devise a strategy to stabilize the company, according to people familiar with the talks. They spoke on condition of anonymity because the discussions were ongoing.

One option being considered is taking some of the risky assets held by Citigroup off its balance sheet, a move that would give the company more breathing room and put it in a better position to raise capital. It was unclear, however, exactly how that option might be structured, the people said.

A spokesman for New York-based Citigroup declined comment.

Read more at Yahoo News

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Ancient Celtic coin cache found in NetherlandsA hobbyist with a metal detector struck both gold and silver when he uncovered an important cache of ancient Celtic coins in a cornfield in the southern Dutch city of Maastricht.

“It’s exciting, like a little boy’s dream,” Paul Curfs, 47, said Thursday after the spectacular find was made public.

Archaeologists say the trove of 39 gold and 70 silver coins was minted in the middle of the first century B.C. as the future Roman ruler Julius Caesar led a campaign against Celtic tribes in the area.

Curfs said he was walking with his detector this spring and was about to go home when he suddenly got a strong signal on his earphones and uncovered the first coin.

“It was golden and had a little horse on it — I had no idea what I had found,” he said.

After posting a photo of the coin on a Web forum, he was told it was a rare find. The following day he went back and found another coin.

“It looked totally different — silver, and saucer-shaped,” he said. Curfs notified the city of his find, and he and several other hobbyists helped in locating the rest of the coins, in cooperation with archaeologists.

Complete Article @ Yahoo News

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facebook, community site, total facebook users, 2 percent of world populationThat’s right. Facebook says it now has 120 million members. By my reckoning, that’s 2% of the world’s 6 billion people.

If you think that’s astonishing, consider that there’s still plenty of low hanging fruit for Facebook to pluck. I know plenty of tech savvy people, many of them under 30, who have yet to sign up. Inevitably, these people will give in.

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American Express Logo, Business, credit card, cut jobIn a stark acknowledgment of the tough times ahead in the credit card industry, American Express Co. said Thursday that it plans to cut 7,000 jobs, or about 10% of its worldwide work force, in an effort to slash costs by $1.8 billion in 2009.

The Manhattan-based credit card issuer said it is also suspending management level salary increases next year and instituting a hiring freeze.

The job cuts will be across various business units, but will primarily focus on management positions, the company said.

Additionally, American Express said it plans to scale back investments in technology and marketing and business development, and streamline costs associated with some rewards programs. The company also expects to cut expenses for consulting and other professional services, travel and entertainment and general overhead.

Full Article here

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windows 7, windows vista, windows, operating systemThe next version of Microsoft Windows, the software that defines the computing experience for most people, will nag users much less than its much-maligned predecessor, Vista. PC users will be able to test the new edition early next year.

The world’s largest software maker also is making Word, Excel and other key elements of Office — its flagship “productivity” programs — able to run in a Web browser. The move is meant to help confront rivals such as Google Inc. that offer free word processing and spreadsheet programs online, threatening one of Microsoft Corp.’s most precious profit centers.

The Windows and Office news came Tuesday at a Microsoft conference for software developers.

The forthcoming Windows 7 will let users choose to see fewer alerts and warnings from their computers. Rampant notifications alerting people to security risks irked many Vista users.

Read more from Yahoo Tech News

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Aliens, science, scientists, languageA computer programme which could help identify and even translate messages from aliens in outer space has been developed by a British scientist.

Even if there are extra terrestrials are one day discovered, scientists fear their alien tongue may make it impossible to understand them.

But John Elliott of Leeds Metropolitan University believes he has come up with software which at least will decipher the structure of their language - and be the first step in understanding what they are saying.

Dr Elliott’s programme would compare an alien language to a database of 60 different languages in the world to search see if it has a similar structure.

He believes that even an alien language far removed from any on Earth is likely to have recognisable patterns that could help reveal how intelligent the life forms are.

Full Article @ telegraph.co.uk

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Gecko, wall-climbing, glue, stickiest glue, gecko feetCHICAGO (Reuters) - A new type of dry glue designed to mimic gecko feet is 10 times stickier than the gravity-defying lizards, and three times stickier than other gecko-inspired glues, U.S. researchers said on Thursday.

“It’s the stickiest dry glue yet,” said Liming Dai of the University of Dayton, who reported on the glue in the journal Science.

A 1-inch (2.5-cm) square of the adhesive can support the weight of a 220-pound (100-kg) man climbing up a vertical surface, but it can be easily lifted and reapplied, an ideal material for, say, a Spider-Man suit.

“That is not real. What we do is real,” said Zhong Lin Wang of Georgia Institute of Technology in Atlanta, referring to the comic book superhero’s wall-climbing prowess.

Aside from helping people walk up walls, the glue could be used in electrical components without the need for soldering, Wang and Dai said in a telephone interview.

Complete article from Reuters

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