News
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PhysicsCarbon tubes, but not nano
Trying to grow better, longer nanotubes, researchers accidentally discover a new type of carbon filament, colossal carbon tubes, which are tens of thousands of times thicker.
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AstronomyInvisible clumps in the galaxy
Model finds dark matter nearby and might shed light on the invisible material’s composition.
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EarthNaked planet
Scientists officially launch OneGeology, a project that will produce a single digital map of the planet’s geological formations.
By Sid Perkins -
LifeHis master’s yawn
When humans open up for a jaw-stretcher, so do their best friends.
By Susan Milius -
SpaceSurprising signal
Potential contaminant found on Red Planet does not rule out its prospect for habitability.
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LifeEat less, weigh more
Separate neurons in the nematode brain control eating and fat-building. The discovery may help explain some mysteries of obesity.
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LifeTime to chill
Well-preserved fossils deposited in an Antarctic lake about 14 million years ago pin down when a large part of the now-icy continent most recently dipped below freezing.
By Sid Perkins -
Health & MedicineNanomagnets tackle cancer
Under the influence of an external magnetic field, tiny magnets act as highly localized space heaters, warming to temperatures that kill adjacent cancer cells.
By Janet Raloff -
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SpaceOfficially ice
Phoenix Mars Lander detects water, a landmark that, along with other successes, prompts NASA to extend the mission.