News
- 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.
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On Top of Words: Spatial language spurs kids’ reasoning skills
Recent studies of spatial reasoning in deaf children support the notion that language helps people encode certain concepts and suggest that using spatial language with children may boost overall reasoning skills.
- Health & Medicine
Eye Protection: Antibiotic knocks back blinding disease
Twice-a-year administration of the antibiotic azithromycin to Ethiopian villagers greatly reduces cases of trachoma, a blinding eye disease.
