News
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Health & MedicineAmphetamine abusers face blood vessel risk
The odds of sustaining aorta damage are more than tripled in people who abuse or are dependent on amphetamines, a review of hospital records finds.
By Nathan Seppa -
SpaceSolar system older than estimated
A meteorite’s age has pushed back the estimated time of the solar system’s formation by almost 2 million years.
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Life‘Whispering’ gives bats the drop on prey
A stealth approach to echolocation appears to be adaptive for catching eared moths.
By Susan Milius -
ComputingGoing viral takes a posse, not an army
Quality of followers, not quantity, determines which tweets will fly
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EarthMost BP oil still pollutes the Gulf, scientists conclude
Below the surface, plumes of oil are proving slow to disperse and break down.
By Janet Raloff -
SpaceMoon shrinks
New pictures expand evidence of the moon’s shrinkage over the past billion years.
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PlantsChlorophyll gets an ‘f’
New variety of photosynthetic pigment is the first to be discovered in 60 years
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Planetary ScienceWorldwide slowdown in plant carbon uptake
A decade of droughts has stifled the increasing growth of terrestrial vegetation.
By Sid Perkins -
LifeGene profiles may predict TB prognosis
A molecular profile may help doctors predict who will get sick from TB infections.
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EarthTsunami triggered by one-two punch
Geologists report the first recorded observation of an unusual earthquake sequence.
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Health & MedicineTeen hearing loss rate worsens
The percentage of adolescents with some decline has increased since the 1990s, a study shows.
By Nathan Seppa -
EarthPerforated blobs may be early sponges
Odd shapes in Australian rocks could be the oldest fossil evidence of multicellular animals.
By Susan Milius