Uncategorized
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ChemistryColor-changing polymer maps fingerprints
Tiny beads of sweat may offer new way to identify people’s fingerprints.
By Meghan Rosen -
PsychologyBabies learn some early words by touch
Tactile cues provided by caregivers give infants a leg up on learning words for body parts.
By Bruce Bower -
Paleontology‘Hidden dragon’ fossil is oldest flying reptile
Researchers have unearthed the oldest pterodactyl ever discovered: Kptodrakon progenitor soared over the Earth 163 million years ago.
By Meghan Rosen -
ClimateGlacial microbes gobble methane
While some bacteria produce methane in Greenland’s melting ice sheet, others may consume the greenhouse gas as it escapes.
By Beth Mole -
AnimalsFrustrated fish get feisty
Smaller rainbow trout become more aggressive towards bigger fish when they don’t their usual treats.
By Susan Milius -
PsychologyWord-streaming tech may spell trouble for readers
Technologies like Spritz that display one word at a time on a screen reduce reading comprehension, a new study concludes.
By Bruce Bower -
GeneticsFarmers assimilated foragers as they spread agriculture
While some European hunter-gatherers remained separate, others mated with the early farmers that introduced agriculture to the continent.
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Health & MedicineEnzyme may help aspirin protect against colon cancer
Aspirin may not reduce colon cancer risk in people with low levels of a protective enzyme called 15-PGDH.
By Nathan Seppa -
Quantum PhysicsMajor step taken toward error-free computing
Physicists have achieved nearly perfect control over a bit of quantum information, bringing them a step closer to error-free computation.
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AnimalsSubmariners’ ‘bio-duck’ is probably a whale
First acoustic tags on Antarctic minke whales suggest the marine mammals are the long-sought source of the mysterious bio-duck sound.
By Susan Milius -
NeurosciencePain curbs sex drive in females, but not males
When in pain, female mice’s interest in sex takes a hit but males still want to mate.
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Planetary ScienceMountains on Saturn moon may have come from space
A mountainous ridge around the equator of Iapetus, one of Saturn’s moons, may have formed from cosmic debris.
By Meghan Rosen