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  1. Psychology

    Moms talk, daughters’ hormones listen

    A familiar voice, but not instant messaging, may trigger a kind of hormonal reassurance in girls.

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  2. Science Past from the issue of August 26, 1961

    EARTH ONCE GLOWED — The earth’s surface in its early years of life may have glowed like a beautiful rainbow, shimmering with the colorful array of light emitted by primitive organisms. Light emission may have occurred soon after life appeared on earth, when the atmosphere lacked oxygen…. As small amounts of oxygen appeared in the […]

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  3. Science Future for August 27, 2011

    September 6 In New York City, author Joshua Foer discusses the history and science of competitive memorization.