Humans

  1. Humans

    Salt and Early Civilization

    Evidence from China suggests that people were making salt at least 4,000 years ago.

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  2. Health & Medicine

    Screaming for Ice Cream

    Making ice cream better tasting, longer lasting, and more nutritious takes a lot of research.

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  3. Humans

    A Plankhouse Past

    Unearthing an ancient Native American village provides glimpses of early life on North America's west coast.

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  4. Archaeology

    Glassworks in ancient Egypt

    Ancient Egyptians were producing and exporting glass more than 3,000 years ago.

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  5. Health & Medicine

    Nature’s medicines

    Projects by young scientists show how plants and animals in nature can be a source of new medicines.

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  6. Health & Medicine

    Keeping Bugs Away from Food

    Cardboard containers coated with citronella oil keep bugs away.

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  7. Humans

    An ancient childhood

    Knowing what the lives of children were like long ago can help us understand how cultures and societies change.

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  8. Health & Medicine

    Food for Life

    New food guidelines emphasize that we should eat more fruits, vegetables, and whole grains.

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  9. Archaeology

    Untangling human origins

    New fossil clues point to the earliest known human ancestor.

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  10. Humans

    Makeup science

    Looking your best may be as much a science as it is an art.

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  11. Health & Medicine

    The color of health

    Colorful fruits and vegetables pack a powerful, healthful punch.

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  12. Humans

    A diamond polish for ancient tools

    People in Stone Age China may have used diamonds to polish their stone axes.

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