Uncategorized
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ChemistryAnother plastics ingredient raises safety concerns
Bisphenol A’s ‘twin’ may be more potent at perturbing estrogen signals.
By Janet Raloff -
AnimalsMirror, mirror on the wall, you’re the scariest fish of all
That thing in the mirror may be more upsetting than a real fish.
By Susan Milius -
Health & MedicineGlobal child deaths on decline
Infectious diseases kept numbers for 2008 staggeringly high, with 8.8 million children dying before age 5, a new survey shows.
By Nathan Seppa -
Health & MedicineSickle-cell anemia tied to cognitive impairment
Patients with the hereditary condition score worse on standardized tests than people without it.
By Nathan Seppa -
PsychologyBereaved relatives helped by chance to view body after sudden loss
Grieving people rarely regret having seen a dead loved one, even in cases of violent death, a British study suggests.
By Bruce Bower -
EarthArchaeopteryx fossil seen in new light
X-ray technique reveals original tissue in the feathers of a primitive bird fossil.
By Sid Perkins -
Science & SocietyIntel International Science and Engineering Fair begins
Young scientists converge in San Jose, Calif., where they will compete for over $4 million in scholarships and prizes.
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EarthGravity lows mark burial sites of ancient tectonic plates
Dips in Earth's gravitational field are tied to 'slab graveyards'
By Sid Perkins -
AstronomyFast-moving star is a really big loser
The cosmic bullies that sent 30 Doradus 016 reeling must be even bigger, possibly upping the theoretical maximum heft of today’s stars.
By Ron Cowen -
I, Mold
Conquering the rising tide of infection is hindered by the many similarities between humans and fungi.
By Laura Beil -
PhysicsPhysics on the Edge
Over the past couple of years, researchers have made several new discoveries involving bismuth telluride and other related materials, known as topological insulators.
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