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  1. Humans

    Named medical trials garner extra attention

    Naming a medical trial with an acronym increases the frequency with which other researchers subsequently cite the study.

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  2. 19714

    This article, I think, has it backwards. It’s not that labeled trials are more likely to be funded. Rather, well-funded, large trials are more likely to be named. We research chemists label only the important projects. The name makes the project easier to track and reference. Charles D. ShusterColumbus, Ohio

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  3. Chemistry

    Follow the lead

    A new water-soluble, lead-sensing chemical is the first to detect the toxic metal in live cells.

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  4. Archaeology

    Ancient rains made Sahara livable

    New evidence indicates that seasonal rainfall more than 7,000 years ago turned Africa's eastern Sahara desert into a savannalike area that attracted an influx of foraging groups.