All Stories
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AnimalsLizard breath has surprising birdlike flow
Decades of assumptions may be wrong about the evolution of reptile lungs.
By Susan Milius -
LifeDietary changes affect gut microbes within a day
Menu restricted to meat, egg and cheese alters bacterial mix more than eating only plants.
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Materials ScienceNanoglue attaches tissues to each other
Silica particles could repair and help engineer human organs.
By Beth Mole -
AstronomyComet ISON was punier than previously thought
The ice ball was probably no wider than New York’s Central Park.
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Health & MedicineHeartburn drugs linked to vitamin deficiency
People who take Nexium, Prilosec and other medicines more prone to low B12 levels.
By Nathan Seppa -
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AnimalsLeaping land fish avoids predators by blending in
The Pacific leaping blenny avoids being eaten by predators by blending into its rocky habitat.
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AstronomyGalaxy’s cloud catalog reveals hydrogen fog
Fifty percent of the molecular hydrogen exists in a gas layer that spreads throughout the Whirlpool galaxy and envelopes the giant clouds where stars form.
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HumansFossils reveal a strong-armed, dead-end hominid
Olduvai Gorge finds suggest extinct hominid both walked and hung out in trees.
By Bruce Bower -
NeuroscienceLighting up the lightning speed of vesicle formation
While the release of neurotransmitters from vesicles is speedy, we always thought vesicle formation was slow. It turns out that vesicle formation can zip along much faster than we thought.
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Health & MedicineWatching media coverage of disasters linked to stress
Watching hours of media coverage of traumatic events may worsen symptoms of distress.
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NeuroscienceBrain chip enables injured rats to control movements
Prosthesis bypasses damaged area to connect distant neurons.