News
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AnthropologyScript Delivery: New World writing takes disputed turn
Researchers announced, to considerable controversy, that inscriptions found on artifacts at an Olmec site in southeastern Mexico represented the earliest known writing system in the Americas.
By Bruce Bower -
Debate over Alzheimer’s enzyme flares up
Scientists continue to tussle over the identity of an enzyme implicated in Alzheimer's disease.
By John Travis -
EarthAlgal bloom is smothering Florida coral
The anomalous growth of a native alga—now blanketing the seabed in a huge swath off the southern coast of Florida—points to overfertilization with upwelling sewage.
By Janet Raloff -
Cancer patients accentuate the positive
Group therapy that promotes positive types of personal growth in breast cancer patients may also result in beneficial physiological changes.