How Cutting-Edge Technology & Science Are Powering The Future TPM Idealab

WASHINGTON (AP) -- Space is vast, but it may not be so lonely after all: A study finds the Milky Way is teeming with billions of planets that are about the size of Earth, orbit stars just like our sun, and exist in the Goldilocks zone -- not too hot and not too cold for life.

Astronomers using NASA data have calculated for the first time that in our galaxy alone, there are at least 8.8 billion stars with Earth-size planets in the habitable temperature zone.

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SAN FRANCISCO (AP) -- Apple Inc. is refreshing its iPad lineup and slashing the price of its Mac computers ahead of the holiday shopping season, as it faces an eroding tablet market share and growing competition from rival gadget makers.

Apple unveiled a new, thinner, lighter tablet called the "iPad Air" along with a slew of new Macs Tuesday at an event in San Francisco. The iPad Air weighs just 1 pound, compared with 1.4 pounds for the previous version. Apple marketing chief Phil Schiller called the tablet a "screaming fast iPad." He said it is eight times faster than the original iPad that came out in 2010.

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By: MICHAEL FELBERBAUM

RICHMOND, Va. (AP) -- Clicking "Like" on Facebook is constitutionally protected free speech and can be considered the 21st century-equivalent of a campaign yard sign, a federal appeals court ruled Wednesday.

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By BRADLEY BROOKS & FRANK BAJAK 5:11pm ET

RIO DE JANEIRO (AP) -- Brazil plans to divorce itself from the U.S.-centric Internet over Washington's widespread online spying, a move that many experts fear will be a potentially dangerous first step toward fracturing a global network built with minimal interference by governments.

President Dilma Rousseff ordered a series of measures aimed at greater Brazilian online independence and security following revelations that the U.S. National Security Agency intercepted her communications, hacked into the state-owned Petrobras oil company's network and spied on Brazilians who entrusted their personal data to U.S. tech companies such as Facebook and Google.

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