News
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PhysicsNever mind the Pollock ‘fractals’
Scientists strengthen claim that fractal analysis is moot.
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EcosystemsU.S. bird populations in decline, report says
Secretary of the Interior Ken Salazar releases a review of U.S. bird populations.
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ChemistryHelping molecules reach meta
Researchers find a simple way to get molecules into the meta position on an aromatic ring, opening fresh possibilities for making new compounds.
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Health & MedicineHow deep brain stimulation works for Parkinson’s
New studies in rodents show that methods that are less invasive than deep brain stimulation may help people with Parkinson's disease regain movement.
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PsychologyFeelings, universal musical feelings
Africans who spurn all things Western provide evidence that people everywhere recognize expressions of happiness, sadness and fear in music. Listen to some of the audio samples the study used.
By Bruce Bower -
Health & MedicineVaccine could protect against virus that causes birth defects
An experimental vaccine against cytomegalovirus has the ability to prevent infection half the time it’s administered, suggesting the vaccine might prevent birth defects the virus can cause.
By Nathan Seppa -
PhysicsEvidence mounts for an exotic supersolid
Rubidium atoms simultaneously act like a solid and a superfluid.
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PlantsPlants reveal pollen-luring secrets
Scientists finally pin down the proteins one plant uses to lure pollen tubes to its plant ovaries.
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PaleontologyDino feathers may have had earlier origin than thought
Researchers report that newly described dinosaur fossils suggest an ancient origin of feathers.
By Sid Perkins -
EcosystemsToo much intermingling puts native trout in trouble
Even a small amount of hybridizing may cause problems for the native westslope cutthroat trout.
By Susan Milius -
SpaceSaturn’s quadruple play
Last February, the Hubble Space Telescope captured a portrait of Saturn as four of its moons simultaneously passed in front.
By Ron Cowen