News
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Common Age: Worms, yeast, and people share genes for aging
Roundworms, yeast, and humans share more than a dozen genes linked to aging.
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Earth
Weather maker
The North Atlantic's Gulf Stream affects the overlying atmosphere more strongly than previously suspected.
By Sid Perkins -
Health & Medicine
Roll Up Your Sleeve: Hypertension vaccine passes early test
An angiotensin vaccine stifles high blood pressure in an early test in people.
By Nathan Seppa -
Astronomy
State of the Universe: Microwave glow powers cosmic insights
Radiation left over from the Big Bang offers researchers unprecedented cosmic understanding.
By Ron Cowen -
Plants
City life changes style of weed seeds
City living pushes for rapid evolution in the seed strategy of a little yellow flower along French sidewalks.
By Susan Milius -
Health & Medicine
New technique brings Parkinson’s treatment closer
An efficient technique to make dopamine-producing nerve cells from human embryonic stem cells could mark a step toward devising therapies for Parkinson's disease.
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Health & Medicine
Exercises counteract lazy eye
Amblyopia, or lazy eye, can be reversed in adults with visual task exercises.
By Nathan Seppa -
Pick a photo, any photo
An fMRI scan of the brain can tell what photograph a subject is looking at.
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Materials Science
Cellulose that stiffens and softens
A material inspired by sea cucumbers morphs from rigid to soft.
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Altruistic twist in market economies
Democratic societies with market economies promote a moral ethic of cooperating with strangers who demand mutual sacrifices in joint ventures.
By Bruce Bower -
Physics
Too speedy for gravity?
A new analysis suggests that five different spacecraft gained more speed as they flew past Earth than can be accounted for by Einstein's theory of gravitation.
By Ron Cowen -
Astronomy
Supernova Outbreak: X rays signal earliest alert
Thanks to a lucky break and an overactive galaxy, astronomers report the earliest detection yet of a normal supernova—the explosive death of a massive star.
By Ron Cowen