08/02/2013

Cupid's arrow: Research illuminates laws of attraction

We've heard the clichés: "It was love at first sight," "It's inner beauty that truly matters," and "Opposites attract." But what's really at work in selecting a romantic or sexual partner?

America's partisan divide: Not as simple as it seems

(Phys.org)—Is the United States a bitterly divided country, split along harsh partisan political lines, or are we a nation composed mostly of moderates trapped between the extremists yelling from either end of the ideological ...

Ancient board game offers insight into military, cyber threats

(Phys.org)—As the United States faces increasing cyber and physical threats, both foreign and domestic, intelligence analysts must be able to predict their adversaries' moves and defeat them at their own games. At Penn ...

Cellular alchemy caught in action

One of the most critical biological advances in the past decade was the discovery that the introduction of four simple genetic factors can turn a fully mature adult cell back into an embryonic-like state, a process called ...

Knockoffs can spark innovation, boost economy, law professor argues

(Phys.org)—Conventional wisdom holds that strong copyright and patent laws are necessary to encourage creativity. Without such protections, the thinking goes, competitors are free to steal ideas, create knockoffs and drain ...

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