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  1. 19840

    While testing was done on 5- or 6-year-old children, it would be interesting to see if this intuitive skill persists after these students are exposed to standard mathematical instruction in the higher grades. I suspect that the answer will be no, as students restricted to a method of learning math will be deprived of this […]

    By Science News
  2. Chemistry

    Packaging Peril: Chemicals in food wrapping turn toxic

    Chemicals that prevent grease from seeping through food packaging can transform into a suspected carcinogen.

    By Aimee Cunningham
  3. Health & Medicine

    Visualizing Cancer: Images of tumors can detect gene expression

    Subtle features in X-ray images of tumors let radiologists infer which genes are active in the cancerous growth.