Uncategorized
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Humans
50 years ago, folate deficiency was linked to birth defects
50 years ago, scientists found that a lack of folic acid in pregnant women could cause birth defects. But now, how much is too much?
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Science & Society
Would you opt to see the future or decipher the past?
Acting Editor in Chief Elizabeth Quill wonders what it would be like if scientists could see into the past and the future.
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Life
Readers debate ethics of resurrecting extinct species
Readers raised questions about using gene editing tools to bring species back from the dead.
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Neuroscience
Scientists are seeking new strategies to fight multiple sclerosis
Facing so many unknowns about multiple sclerosis, researchers explore the immune system, the neurons and the gut to fight the disease.
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Anthropology
Strong-armed women helped power Europe’s ancient farming revolution
Intensive manual labor gave ancient farm women arms that female rowers today would envy.
By Bruce Bower -
Health & Medicine
Testosterone may be one reason why men don’t get asthma as much as women
Adult women have higher rates of asthma than men, and testosterone’s effect on the immune system may partly explain that difference.
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Animals
Most blue whales are ‘righties,’ except for this one move
Though many blue whales tend to be “right-handed” when hunting for krill, one specific barrel roll move requires a lefty twist.
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Oceans
In the deep ocean, these bacteria play a key role in trapping carbon
Mysterious nitrite-oxidizing bacteria capture more carbon than previously thought and may be the primary engine at the base of the deep ocean’s food web.
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Earth
What the Pliocene epoch can teach us about future warming on Earth
By simulating the changes that occurred during the warm Pliocene epoch, researchers are trying to predict Earth’s future hundreds of years from now.
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Astronomy
Here’s what really happened to Hanny’s Voorwerp
Glowing clouds of gas known as Hanny’s Voorwerp offer a way to study galaxies and black holes in the distant past.
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Archaeology
Hidden hoard hints at how ancient elites protected the family treasures
A secret stash at an ancient site in Israel called Megiddo illuminates the Iron Age practice of hoarding wealth.
By Bruce Bower -
Animals
Rough lessons can lessen the pull of human scent on a mosquito
A form of aversion therapy for mosquitoes shows they can connect human scent to a bad experience.
By Susan Milius