Humans
- Health & Medicine
Signs of trauma documented in living brains
Molecular signature of injury seen in scans of retired NFL players.
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- Humans
STS finalists bound for Washington
Forty vie for top awards in 2013 Intel Science Talent Search.
- Health & Medicine
Digestive juices implicated in shock
A new study finds that blocking enzymes' effects beyond the gastrointestinal tract may be an effective treatment strategy.
- Humans
H5N1 influenza research moratorium ends
Scientists lift self-imposed moratorium on research that would make avian flu transmissible among humans.
- Tech
DNA stores poems, a photo and a speech
The molecule swaps its biological role for a computational one, that of long-term data storage.
- Health & Medicine
Half of U.S. babies may miss on-time vaccinations
Immunization delays place children at risk of contracting preventable diseases.
- Health & Medicine
When hearing goes, mental capacity often follows
Cognitive decline may result from decreased social interaction or diversion of brainpower toward understanding speech.
- Health & Medicine
Brain region associated with selfishness
In three women, damage to basolateral amygdala prompted unusual generosity.
- Humans
Ancient human DNA suggests minimal interbreeding
Genetic analysis indicates Stone Age people mated infrequently with Neandertals and other close relatives.
