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  1. Humans

    From the February 19, 1938, issue

    A rough, tough charioteer from ancient Sumer, Americans' poor eating habits, and digging up an early industrial town.

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  2. Internet Seduction: Online sex offenders prey on at-risk teens

    Most online sex crimes involve adults seducing psychologically vulnerable teenagers into sexual relationships, a finding at odds with public fears of Internet-using children falling prey to deceptive, violent sexual predators.

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  3. Earth

    Defining Toxic: Federal agencies look to cells, not animals, for chemical testing

    Government scientists are collaborating to shift the testing of potentially toxic chemicals away from animals to methods that use high-speed automated robots, which should generate data relevant to humans faster and more cheaply than current methods.