Scientists Discover Species of Small Early Humans
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Ancient, Tiny Humans Shed New Light on Evolution
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Acid Reflux Medication Linked to Pneumonia Risk
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Biological Basis for False Memories Revealed
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Metabolic Syndrome May Begin in Cells
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Report Adds to Confusion over Gulf War Syndrome
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Study Hints Malaria Vaccine on the Horizon
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VA Panel to Link Neurotoxins, Gulf War Illnesses
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Harvard Seeks Permission to Clone Human Embryos
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Protein Key to Human Hearing Discovered
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Interviews: Lake Titicaca's Lost Civilizations
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Monitoring Mount St. Helens
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