News
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LifeCommon virus may ride up nose to brain
Almost everyone is infected, but in some people a widespread herpes bug appears to reach the central nervous system by an olfactory route.
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HumansTaking the measure of a hobbit
Study of fossil skull suggests ancient creature could have been Homo sapiens.
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LifeBacteria binged on BP oil but didn’t grow
Researchers suspect the spilled crude didn’t provide a balanced diet.
By Janet Raloff -
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SpaceNew hints of saltwater on Mars
Seasonal patterns consistent with briny seeps on the Red Planet, a new study concludes.