4.4 billion-year-old crystal points to chill early Earth

A pretty bit of blue zircon dating back billions of years to the formation of the Earth's crust may be one of the oldest pieces of the planet.

This shard of zircon is providing valuable information and is also very pretty.

(Credit: John Valley/University of Wisconsin)

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With Galaxy S5, Samsung hopes substance wins over sizzle

Account of Samsung S5 launch event as compared to S4 launch event.

Samsung put on a streamlined, focused show, and needed to get back to basics if it wants to move past the disappointment that was the GS4.

J.K. Shin unveils the Galaxy S5.

(Credit: Sarah Tew/CNET)

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To diagnose prostate cancer faster, scientists bring aboard engineers

Using computational modeling, a team of doctors and engineers are working together to create a quicker, less-expensive way to help diagnose prostate cancer.

Engineer Brian Denton is working with a team at the University of Michigan to find the most effective prostate cancer biomarkers.

(Credit: Screenshot by Elizabeth Armstrong Moore)

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HTC chairwoman: Our smartwatch will be ready by Christmas

Here's one more potential item for your holiday wish list. Another project for HTC: Tablets.

HTC Chairwoman Cher Wang.

HTC's smartwatch is indeed real, and it'll be here in time for the Christmas shopping season.
That's according to HTC Chairwoman Cher Wang, who confirmed to CNET that the company was working on a smartwatch and that it would be ready for the holiday season.

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WhatsApp Plans Voice App for Devices From IPhone to Android

WhatsApp Inc., the instant-messaging service being bought by Facebook Inc.(FB:US) for $19 billion, plans to add a voice function in the second quarter in a bid to make its application more attractive.

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