News
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LifeSome Crohn’s genes make cells deaf to messages from good gut bacteria
Genes linked to Crohn’s disease, an inflammatory bowel disease, might make people’s immune cells miss out on helpful messages sent by friendly gut bacteria.
By Meghan Rosen -
AnthropologyAsian primates hit hard by ancient climate change
Chinese fossils suggest primates diverged in Asia and Africa around 34 million years ago.
By Bruce Bower -
NeuroscienceA breakdown product, not ketamine, may ease depression
Ketamine’s breakdown product, not the drug itself, eases depression, a mouse study suggests.
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EarthRainwater can help trigger earthquakes
Rainwater plays a major role in the triggering of earthquakes along New Zealand’s Alpine Fault.
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AstronomyNearby exoplanet trio new target in search for life
Three nearby exoplanets might be good spots to go looking for signs of alien life.
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ClimateFizzled 2014 El Niño fired up ongoing monster El Niño
The ongoing El Niño, one of the strongest on record, got a heat boost from a 2014 event that failed due to unfavorable winds.
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NeuroscienceEvidence conflicts on iron’s role in Parkinson’s disease
Experiments yield conflicting results about whether vulnerable nerve cells have too much or too little iron.
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AnthropologyRisky skull surgery done for ritual reasons 6,000 years ago
Some ancient skull surgeries hinged on ritual, not on medical treatment.
By Bruce Bower -
Particle PhysicsTheorists perplexed by hints of unexpected new particle
Hints of a potential new particle at the LHC have scientists excited, and theoretical physicists are beginning to converge on explanations.
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AnimalsDragons sleep like mammals and birds
Some lizards may sleep in the same way as mammals and birds, a new brain wave study finds.
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NeuroscienceIons may be in charge of when you sleep and wake
The recipe for sleep and wake may depend on ions.
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NeuroscienceWords’ meanings mapped in the brain
Language isn’t just confined to one region of the brain: The meaning of words spark activity all over the cerebral cortex.
By Meghan Rosen