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  1. 18967

    Regarding “Neandertals show ancient signs of caring,” it seems to me that rather than “pounding, chopping, or cooking tougher food” for a friend or relative, these kindly Neandertals probably just masticated a mouthful before passing it on. This is something people do all over the world. Sharon Rudahl Los Angeles, Calif.

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  2. Anthropology

    Neandertals show ancient signs of caring

    A partial jaw unearthed in France indicates that Neandertals extensively cared for sick and infirm comrades beginning nearly 200,000 years ago.

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  3. Earth

    Scientists spy sixth undersea-vent ecology

    A new group of hydrothermal vents found in the Indian Ocean are populated by communities of organisms that differ significantly from other such groups of vent systems.