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  1. Humans

    From the October 3, 1936, issue

    Testing concrete columns, life in the Dead Sea, and watching enzymes at work.

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  2. Humans

    Learning about Engineering

    This site, created by biomedical engineer Celeste Baine of Eugene, Ore., offers material and access to resources to help motivate teachers, counselors, and students to learn about and consider pursuing careers in engineering. Go to: http://www.engineeringedu.com/

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  3. Wasting Deer: Deer saliva and blood can carry prions

    Saliva alone can transmit a brain-destroying disease from one animal to another.

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  4. Humans

    Nobel prizes recognize things great and small

    The 2006 Nobel prizes in the sciences were announced this week, and all five winners are U.S.