All Stories
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NeuroscienceProsthetic provides sense of touch to man who lost hand
A new prosthetic hand restores a sense of touch by stimulating nerves in the arm.
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Materials ScienceGraphene strands free electrons from resistance
Ribbons of carbon can form electron freeways, potentially paving the way to new kinds of electronics.
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EcosystemsAmazon doesn’t actually go green in dry seasons
An optical illusion in satellite data made forests appear to grow faster.
By Meghan Rosen -
Planetary ScienceAsteroid shows its inner differences
The peanut-shaped space rock is more compact on one side than on the other.
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Quantum PhysicsTom’s Top 10 interpretations of quantum mechanics
Quantum mechanics has given birth to dozens of interpretations, which themselves need interpretations.
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LifeThe fluid part of semen plays a seminal role
We often think of reproduction as involving only sperm and egg. But a new study highlights the seminal role of liquid semen in fertility and healthy offspring.
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GeneticsChemical changes to genes make twins’ pain differ
Chemical changes to genes may make identical twins experience pain differently.
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Health & MedicineOvercoming peanut allergy requires maintenance for most
In small study, nearly all people who stopped eating the legumes daily later experienced an allergic reaction.
By Nathan Seppa -
LifeMosquito sperm may sense smells
Mosquitoes’ sperm may have chemical sensors that detect odors similar to the way the insect’s antennae sort smells.
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Particle PhysicsSingle-pole magnet emerges in frozen concoction
An experiment has simulated the long-sought magnetic particle.
By Andrew Grant -
PaleontologyRivers of rock and gas froze ancient animals in time
Ancient Chinese fossil beds were preserved by high-speed rivers of volcanic rock and gas.
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HumansDNA suggests humans moved back into Africa
About 3,000 years ago, human populations from western Eurasia migrated back into eastern Africa, specifically Ethiopia.