Uncategorized
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OceansPhytoplankton flunk photosynthesis efficiency test
Nutrient-poor ocean waters make phytoplankton photosynthesis inefficient
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AstronomyThis black hole is an extreme recycler
A cosmic pump powered by a supermassive black hole is recycling gas through a galaxy.
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PaleontologySaber-toothed salmon teeth more like tusks than fangs
Saber-toothed salmon teeth may not have been positioned like fangs at all.
By Susan Milius -
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AstronomyBlack hole burps up gobbled gas and dust
Two belches from a supermassive black hole are drifting away from another galaxy.
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MicrobesGet to know your microbes at ‘The Secret World Inside You’
The American Museum of Natural History’s newest exhibit rehabilitates bacteria’s bad reputation and introduces visitors to the microbiome.
By Devin Powell -
ChemistryExperiment offers glimpse at how to make hydrogen metallic
A new phase of hydrogen could represent the stepping stone for transforming element 1 into a metal.
By Andrew Grant -
PsychologyKids grasp words as symbols before learning to read
Preschoolers grasp that written words refer to specific things before they learn to read.
By Bruce Bower -
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Health & Medicine50 years ago, a promising agent pulled
DMSO was promised to cure everything from headache to the common cold. But human testing stopped in 1965.
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AnimalsWhen tarantulas grow blue hair
Azure coloring is surprisingly common in the spiders, though they themselves are colorblind.
By Susan Milius -
PhysicsAircraft industry could take tips from penguins
Tiny grooves and an oily sheath prevent water droplets from freezing on the feathers of some penguins.
By Andrew Grant