A look at China’s distinctive color-changing rocks

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Hunan province features some of China’s most breathtaking natural beauty. It is home to the misty, towering peaks of Wulingyuan as well as the distinctive, albeit less massive red carbonate of the Guzhang Hongshilin National Geopark, located in Guzhang County.

The stone formations originated underwater, later rising above sea level following tectonic shifts. The natural elements and 450 million years of erosion gave them their striking wavy texture. The rocks are also known to change hues with the weather and seasons, with a deep rusty red being their most distinctive, hence the park’s other name, the “Red Stone Forest.” Read more…

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Apple Will Sell App-Enabled, Color-Changing Light Bulbs

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When you think of Apple, you think of iPhones or iPods, or perhaps a MacBook, but you probably don’t think about home automation. That may change starting Tuesday, when Philips starts selling its Hue light bulbs exclusively in Apple stores across the country, bringing personal wireless lighting into the home.

Philips calls Hue the world’s smartest light bulb. It’s actually a web-enabled LED home lighting system that, when used with the free mobile app, lets consumers control and play with the lights in their home.

Home automation has, until recently, been out of the price range of the average consumer, but companies like Belkin, with its WeMo, Logitech and more recently, Nest with…
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