News
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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.
- 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.
- Earth
Stung Lung: Volatile chemical may cut respiratory capacity
Para-dichlorobenzene, a chemical in some air fresheners and pest-control products, may slightly impair lung function in millions of people.
- Tech
Microbial Mug Shots: Telltale patterns finger bad bacteria
A sophisticated pattern-recognition technique that borrows from automated face recognition may permit identification of harmful bacteria faster and more cheaply than conventional methods do.
