USA TODAY -- Feb 11 -- Within the past few years, researchers have begun to focus on the nature of physical attraction. Personality, evolution and even economic compatibility can all be factors in why people are drawn together. Research suggests that some physical characteristics — a symmetrical face, for example — are considered more universally attractive. Other studies have found romantic attraction among those who have similar family, religious and economic backgrounds. Attraction is even more complicated for those who date online. SpeedDate.com allows people to "meet" for three-minute interactions through live audio-video and IM. FULL ARTICLE @ USA TODAY
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