News
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AnimalsThe mystery of vanishing honeybees is still not definitively solved
The case has never been fully closed for colony collapse disorder, and now bees face bigger problems.
By Susan Milius -
Health & MedicineEvidence grows that normal childbirth takes longer than we thought
Another study finds that labor lasts longer than is traditionally taught — an insight that could mean fewer unnecessary cesarean deliveries.
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AnthropologyDNA solves the mystery of how these mummies were related
Two ancient Egyptian mummies known as the Two Brothers had the same mother, but different dads.
By Bruce Bower -
PaleontologyTiny scales in ancient lagoon may be the first fossil evidence of the moth-butterfly line
Fancy liquid-sipper mouthparts might have evolved before the great burst of flower evolution
By Susan Milius -
AstronomyTrio of dead stars upholds a key part of Einstein’s theory of gravity
A cosmic test fails to topple the strong equivalence principle.
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AstronomyPollution is endangering the future of astronomy
Astronomers discuss multiple threats from pollution that will make it harder to observe the night sky.
By Dan Garisto -
ClimateRising CO2 in lakes could keep water fleas from raising their spiky defenses
Rising CO2 in freshwaters may change how predators and prey interact in lakes.
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Health & MedicineNot all strep infections are alike and it may have nothing to do with you
Add-on genes in some bacteria shape the way strains interact with the immune system.
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AstronomyFast radio bursts may be from a neutron star orbiting a black hole
A repeating fast radio burst has twisted waves, suggesting its home has an unusually strong magnetic field.
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Materials ScienceThis artificial cartilage gets its strength from the stuff in bulletproof vests
One of the key ingredients in this artificial cartilage is a nanoversion of the synthetic fiber in body armor.
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Particle PhysicsMagnets with a single pole are still giving physicists the slip
Using data from particle accelerators and dead stars, scientists eliminate some possible masses for magnetic monopoles.
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MicrobesNew pill tracks gases through your gut
Swallowing these pill-sized sensors could give new insight into what’s going on in your gut.