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HumansRapid emotional swings could precede violence
A tool from physics helps link the patterns of psychiatric patients’ symptoms and the likelihood they will commit violent acts.
By Bruce Bower -
SpaceBlob may signal monster galaxy feeding
Researchers have found a giant blob of gas and stars, the fourth most distant object known in the universe. The blob may offer the earliest snapshot of a very young galaxy caught in the act of gobbling up material for growth.
By Ron Cowen -
Health & MedicineA urine test may predict lung cancer risk
A urine test that reveals levels of two tobacco-related compounds may identify which smokers are most prone to developing lung cancer, a new study finds.
By Nathan Seppa -
HumansNaps may help infants form abstract memories
Napping critically assists 15-month-olds in remembering the underlying structure of the language adults speak to them, a new study indicates.
By Bruce Bower -
PhysicsNanoclusters seem to skirt physics law
In simulations, tiny loophole allows colliding nanoclusters to increase speed after impact.
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EarthAn earlier appearance for the first land plants
Fossilized pollen could show that modern land plants evolved earlier than thought.
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Planetary ScienceAntarctic ecosystem holds unusual microbes
Long isolated deep under a glacier, life thrives in dark, salty water by breathing iron and eating sulfates.
By Sid Perkins -
Health & MedicineSeemingly misplaced DNA acts as lenses
Nocturnal animals orient DNA in retinal cells to focus light.
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Health & MedicineEpilepsy drug might harm fetuses
Young children born to women who took the drug valproate for epilepsy during pregnancy have lower IQ scores, on average, than children whose moms used a different antiepilepsy medication.
By Nathan Seppa -
LifeLizards sunbathe for another reason
Panther chameleons may regulate their vitamin D levels by lounging in the sun.
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TechCloaked eye still sees
Researchers have proposed a model that would allow sensors to send and receive information virtually undetected.
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PlantsYo, aphid, I’m red and I’m bad
Apple trees support the idea that red fall colors are a warning signal to insects.
By Susan Milius