All Stories
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EnvironmentNo water contamination found in Ohio’s fracking epicenter
Methane in Ohio groundwater comes from biological sources, such as bacteria, not fossil fuel exploration.
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PaleontologyStegosaurus landed a low blow in dino brawl
During a dinosaur scuffle 147 million years ago, a stegosaurus whipped an allosaurus in the crotch.
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HumansOldest human DNA narrows time of Neandertal hookups
A 45,000-year-old Siberian bone provides genetic clues about the timing of interbreeding between ancient humans and Neandertals.
By Bruce Bower -
AstronomyComets caught zooming around nearby star
The young star Beta Pictoris hosts at least two families of comets, which might mirror our solar system’s past.
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PaleontologyMystery fossils belonged to giant ostrichlike dinosaur
Two recently found skeletons reveal that Deinocheirus, first discovered 50 years ago, was the largest-known dinosaur of its kind.
By Meghan Rosen -
PhysicsMagnetic detector identifies single protons
An MRI-like machine can scan an individual proton, raising prospects that a similar technique could eventually image biological molecules one by one.
By Andrew Grant -
Planetary ScienceMars orbiter snaps close up of comet Siding Spring
NASA's spacecraft are giving astronomers a good look at a comet from the Oort cloud.
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Health & MedicineThere’s no need to panic about enterovirus
The enterovirus behind this year’s outbreak, EV-D68, has been around for decades and generally causes mild symptoms.
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AstronomyA musician composes a solar soundtrack
Robert Alexander combines life long passions of both music and astronomy to uncover solar secrets.
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EnvironmentEngineered plants demolish toxic waste
With help from bacteria, plants could one day clean up polluted sites.
By Beth Mole -
HumansAnglo-Saxons left language, but maybe not genes to modern Britons
Modern Britons may be more closely related to Britain’s indigenous people than they are to the Anglo-Saxons, a new genetic analysis finds.
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PhysicsLaser tractor beam tugs on beads
A new experiment is the first to construct a tractor beam that can pull objects over long distances with light.
By Andrew Grant