All Stories
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Quantum Physics‘Arrow of time’ reversed in quantum experiment
In quantum systems, heat can flow “backward,” from cold to hot.
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Science & SocietyActress Hedy Lamarr laid the groundwork for some of today’s wireless tech
‘Bombshell’ tells the story of Hedy Lamarr’s double life as a Hollywood starlet and tech inventor.
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ClimateClimate foiled Europeans’ early exploration of North America
The book ‘A Cold Welcome’ examines how the Little Ice Age and other climatic and geographic factors shaped colonial history.
By Diana Steele -
GeneticsBones show Dolly’s arthritis was normal for a sheep her age
Cloning didn’t cause the famous sheep to age prematurely.
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Health & MedicineStep away from the cookie dough. E. coli outbreaks traced to raw flour
Flour, though low in moisture, can sicken people with E. coli toxins if it is eaten raw.
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AnimalsSeeds coated in a common pesticide might affect birds’ migration
Eating small amounts of a neonicotinoid pesticide can disorient white-crowned sparrows.
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AstronomyHere is Cassini’s last broad look at the Saturn system
Two days before plunging into Saturn, Cassini took a mosaic image of the gas giant, its rings and its moons.
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TechWhen it comes to self-driving cars, what’s safe enough?
Even as unmonitored self-driving cars take to the streets, there’s no consensus about how safe is “safe enough” for driverless vehicles.
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PlantsThe dietary habits of the emerald ash borer beetle are complicated
Tests answer some questions about the emerald ash borer’s hidden taste for olive and fringe trees.
By Susan Milius -
AnimalsEven a tiny oil spill spells bad news for birds
Just a small amount of crude can make birds less active.
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Health & MedicineSix-month-old babies know words for common things, but struggle with similar nouns
Young babies know a cup of juice from a car, but have a hard time distinguishing more similar nouns, a new study finds.
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Materials ScienceThis material does weird things under pressure
A new metamaterial has a seemingly impossible property: It swells when squeezed.