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Moon

Moon Rocks Still In Demand After Almost 40 Years 142

During NASA's Apollo missions to the moon, roughly 842 pounds of rocks were collected from the lunar surface. Scientific demand for the rocks has always been high, and a review board tracks and sends out hundreds of samples each year, even now, decades after the rocks were brought to Earth. They've provided researchers with a wealth of information about the entire solar system. From the NYTimes: "The samples have confirmed that asteroid and meteor impacts, not volcanism, created the vast majority of craters that define the Moon's topography, while a constant barrage of meteorites, micrometeorites and radiation melted and pureed the bedrock to create the blanket of fine-grained soil and dust -- known as regolith -- that now cloaks the lunar surface. And knowing the ages of Moon rocks, which can be computed to within 20 million years, has enabled scientists to establish a baseline that allows them to date geologic features throughout the solar system. The surface of the Earth, one of the solar system's youngest topographies, is constantly changing, as it is faulted, folded, shaped and reshaped by eruptions, earthquakes and erosion. By contrast, the Moon is as old as it gets."
Networking

Why Do We Have To Restart Routers? 936

jaypaulw writes "I've owned a WRT54G, some cheap D-Link home Wi-Fi/firewall/routers, and now an Apple Airport Extreme (100/10 ethernet ports). In the context of the discussion about the worst uses of Windows — installation in places where an embedded device is superior — I've gotten to wondering why it's necessary to reboot these devices so frequently, like every few days. It seems like routers, purpose-built with an embedded OS, should be the most stable devices on my network."
Operating Systems

Should the Linux Desktop Be "Pure?" 665

jammag writes "According to Matt Hartley, many Linux desktop users don't like to admit that there's scads of closed source code commonly used with the Linux desktop. Hartley points to examples like proprietary drivers, the popularity of Skype among Linux users (in preference to the open source Ekiga), and the use of Wine. He concludes that, hey, if the code works, use it — a stance that won't sit well with purists. But his article raises the question: is it better to embrace some closed source fixes, and so create a larger user base, or to remain pure, and keep Linux for the specialists?"

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