Android extends gains in key markets

The Android smartphone platform has extended its lead over Apple's iPhone in key markets including the United States, Europe and China, a survey showed Monday.

Gadget Watch: The Internet-connected toothbrush

Armbands that track how much you move have become popular ways to motivate people to get fit. But how fit are your teeth? Are you lazy about brushing them?

Android smartphones dominate, Windows gains

Google's Android platform was used on four out of five smartphones sold worldwide in the third quarter, while Microsoft's Windows Phone showed strong gains, said a survey out Tuesday.

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