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19591
Just curious about the wording in the first paragraph of this article: “Around 36,000 years ago, Neandertals and people lived side by side ….” Were not the Neandertals “people,” and isn’t it true that Neandertals and Cro-Magnons were both Homo sapiens? John Hanson MitchellLincoln, Mass. This is one of the biggest debates in paleoanthropology. Many […]
- Health & Medicine
Lead in spice mixes caused poisonings
Contaminated spices, purchased from poorly regulated sources, can explain some cases of lead poisoning that involve several members of a family.
- Earth
The river’s rising: A depressing effect
When the Amazon River swells in flood each rainy season, the immense weight of the water causes Earth's surface in the region to sink dozens of centimeters.
