Uncategorized

  1. Autism’s Cell Off: Neural losses appear in boys, men with disorder

    The brains of boys and men with autism, a developmental disorder that impairs communication and social interaction, contain low numbers of neurons in a structure involved in emotion and memory.

    By Bruce Bower
  2. Humans

    Racial IQ Gap Narrows: Blacks gain 4 to 7 points on whites

    African Americans reduced the racial gap on IQ-test scores by about one-third between 1972 and 2002.

    By Eric Jaffe

  3. 19715

    I suspect the findings in this article might be correlated with the reduction in lead exposure over the same timeframe. I wonder if the greater reduction in early-childhood blood lead for blacks might be sufficient to explain the effect described in the study.