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PC Games (Games)

Submission + - Humble Indie Bundle 6 Released (humblebundle.com)

quantumphaze writes: "You can pay whatever you want to get these DRM-free games on Mac, Windows, and Linux: the critically acclaimed action-RPG Torchlight; the rugged sci-fi action platformer Rochard; physics-based brick breaker Shatter; top down space combat sim Space Pirates and Zombies; and steampunk puzzle platformer Vessel. If you choose to pay more than the average price, you will also receive the incredible, frantic acrobatic platformer, Dustforce! Many of the games also come with their own soundtrack!"

Submission + - "KRZYWY LAS" – GRYFINO'S MYSTERIOUS CROOKED FOREST: (szczecinian.eu)

An anonymous reader writes: ‘Krzywy Las’ is a ‘magical’ grove of about 400 hundred scotch pine trees, that have all been mysteriously bent into strange angles. This ‘enchanted wood’ can be found close to the German border, some twenty eight kilometres south of Szczecin, in the village of Nowe Czarnowo, near the town of Gryfino. The trees are believed to have been planted shortly before the Second World War.

Submission + - Roundup tolerant GM maize linked to tumor development (heraldonline.com)

spirito writes: The first animal feeding trial studying the lifetime effects of exposure to Roundup tolerant GM maize, and Roundup, the world's best-selling weedkiller, shows that levels currently considered safe can cause tumors and multiple organ damage and lead to premature death in laboratory rats, according to research published online today by the scientific journal Food and Chemical Toxicology.

Comment (No subject) (Score 2) 65

This is a topic of great interest in aerodynamics. Aim is to understand how uncertainties in the input data (flow conditions, geometric imperfections, ....) affect the predicted aircraft performances. Some research has already taken place in Europe, for example see the project nodesim (http://www.nodesim.eu).

Submission + - Swedish physicists confirm LENR (nyteknik.se) 2

spirito writes: Two Swedish physicists recently supervised a new test on the E-cat, a device capable of producing energy using nickel powder, water vapor and "secret" catalysts. In the report they write: “Any chemical process should be ruled out for producing 25 kWh from whatever is in a 50 cubic centimeter container. The only alternative explanation is that there is some kind of a nuclear process that gives rise to the measured energy production.” In the used powder 10% copper was found.

Comment marketing (Score 1) 66

This is just marketing at work. from TFA: The real impact of the system may come in the application of these methods to aircraft or automobiles, which use control systems to react to inputs from the environment in order to achieve optimal safety and performance. Examples include traction control in cars and stabilization systems in jet fighters. “If you have sensors feeding in data to the reduced order model system, then it could solve the equation corresponding to the input data, and indicate the appropriate response in real-time based on the calculations you performed on a supercomputer,” This is how things work already: control systems on a jet fighters do not solve a CFD problem to know how to control the plane, they have a built in model (yeah, "reduced order", if you want to call it this way) that approximate the actual behavior of the plane. Doing it on a smartphone is useless. Furthermore the article has no details on how the error bounds are claculated.
KDE

Submission + - KDE 4.5 released (kde.org)

spirito writes: A new major version of the KDE desktop environment has been released.
"More than 16,000 bugs have been fixed, and many feature requests have been filled. (..) Plasma 4.5.0's new notification system is one example here. It is designed to get less in your way, yet to support your workflow as smoothly as possible. Visually, the striking monochromatic icons make for a more consistent look in the notification area. A highlight of the KDE Applications 4.5.0 is surely Marble, which can now be used for map routing as well as viewing. The Konqueror web browser can now also use the WebKit engine to render its content."

Comment Re:Limits on simulation. (Score 1) 286

You are right, fluid dynamics simulations parallelize beautifully, but once you start increasing the number of cores the communication between machines will slow things down. And you can have implicit, time accurate, temporal schemes for which the stability condition is (theoretically) CFL less than infinity. But it's clear that if you want to resolve turbulence time scales (and length scales) on a complicated case with relatively high Reynolds number a 100 million processor machine may not be enough.

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