All Stories
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		GeneticsDNA differences are linked to having same-sex sexual partners
Genetic differences are associated with choosing same-sex partners in both men and women.
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		Health & MedicineNew therapies pack a triple-drug punch to treat cystic fibrosis
In testing, a triple-drug therapy significantly improved lung function in cystic fibrosis patients with the most common disease-causing mutation.
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		PaleontologyIn a first, scientists spot what may be lungs in an ancient bird fossil
Possible traces of lungs preserved with a 120-million-year-old bird fossil could represent a respiratory system similar to that of modern birds.
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		Health & Medicine50 years ago, the safety of artificial sweeteners was fiercely debated
Scientists are still learning more about the health effects of chemical sweeteners
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		Artificial IntelligenceArtificial intelligence crowdsources data to speed up drug discovery
A new AI that judges whether drugs will interact with certain proteins can train on data from multiple sources while keeping that info secret.
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		ClimateMore tornadoes are popping up east of the Mississippi
Tornadoes are becoming slightly less frequent in Tornado Alley, while more are touching down farther east in the United States, a study suggests.
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		ArchaeologyThe water system that helped Angkor rise may have also brought its fall
A complex water system magnified flooding’s disruption of the medieval Cambodian city of Angkor.
By Bruce Bower - 			
			
		EarthThese ancient mounds may not be the earliest fossils on Earth after all
A new analysis suggests that tectonics, not microbes, formed cone-shaped structures in 3.7-billion-year-old rock.
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		LifeDandelion seeds create a bizarre whirlpool in the air to fly
Researchers have deciphered the physics underlying dandelion flight.
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		Particle PhysicsWhat the electron’s near-perfect roundness means for new physics
The electron remains stubbornly round, meaning we may need to build beyond the Large Hadron Collider to find physics outside of the standard model.
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		AstronomyReaders wonder about a hydrogen wall, pig lung transplants and more
Readers had questions about a glow at the edge of the solar system, pig lung transplants, the use of the word promiscuous and more.
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		Science & SocietyWaking up early to cover science’s biggest honor
Editor in Chief Nancy Shute discusses how the Science News editors and reporters cover the Nobel Prizes each year.
By Nancy Shute