Based on the general idea, European and U.S. astronomers in the past year have identified four worlds around other stars that might be suitable for life.

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Earlier this month, astronomers using the Hungarian-made Automated Telescope Network announced the discovery of four more massive worlds, each one orbiting a separate star.

WSJ: Galaxy Hosts 100 Billion Planets, in New Estimate

Earlier this month, astronomers using the Hungarian-made Automated Telescope Network announced the discovery of four more massive alien worlds, each one orbiting a separate star.

WSJ: Galaxy Hosts 100 Billion Planets, in New Estimate

There were eight worlds, with four levels each, which meant that you had to pass through thirty-two stages to get to the princess.

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Four veterans of the old telecom and computer worlds are stepping into Internet-based communications, with an eye to replacing some of the businesses they helped build.

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There aren't many more details to share beyond what the company mentioned at CES, but that doesn't diminish what could be a best-of-all-worlds processor: the automatic switching between four Cortex-A15 and four Cortex-A7 cores should give it a performance edge over many of its peers while reducing power consumption by up to 70 percent.

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The worlds of Hollywood, video games and comic books collided for four days at the annual International Comic-Con 2012.

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It is, in part, the size and complexity of these worlds that keeps people in thrall: EverQuest, for example, features four continents and 25 countries.

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"Technological communication can interfere with the separate worlds that people are trying to maintain, " says Guldner, who spent four months as an emergency physician in Iraq.

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