Life
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We summarize the week's scientific breakthroughs every Thursday.
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ClimateClimate change could shift New England’s fall foliage
Climate change could make for earlier or later fall color, depending on where you live in New England.
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NeuroscienceMultitaskers do worse on tasks that require focus
Multitasking is more likely to impair teens’ focusing ability than improve it, study testing attention skills finds.
By Susan Gaidos -
AnimalsDNA trail leads to new spot for dog domestication
A new study suggests that dogs were first domesticated in Central Asia.
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LifeGenetic tweaks manipulate DNA’s loops
Scientists have changed the loops and curls of DNA as it packs into a nucleus.
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Earth4.1-billion-year-old crystal may hold earliest signs of life
A carbon impurity embedded inside an ancient zircon crystal suggests that life on Earth appeared before 4.1 billion years ago.
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Earth4.1-billion-year-old crystal may hold earliest signs of life
New evidence suggests that life on Earth arose before 4.1 billion years ago, 300 million years earlier than previous estimates.
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AnimalsSlow, cold reptiles may breathe like energetic birds
Finding birdlike air patterns in lungs of crocodilians and in more distantly related lizards raises the possibility that one-way airflow evolved far earlier than birds themselves did.
By Susan Milius -
NeuroscienceSigns of Huntington’s show up in the brain in childhood
Hints of Huntington’s disease show up in the brain long before symptoms do.
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AnimalsMarine biologist chronicles a lifelong love of fishing
In A Naturalist Goes Fishing, a marine biologist takes readers on a round-the-world fishing expedition
By Sid Perkins -
PaleontologyNew evidence weakens case against climate in woolly mammoths’ death
Hunters responsible for woolly mammoths’ extinction, suggests a chemical analysis of juveniles’ tusks.
By Meghan Rosen -
ClimateHigh-flying birds recruited for meteorology
Monitoring the midflight movements of high-flying birds can provide valuable meteorological data, new research shows.
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AnimalsHow to drink like a bat
Some bats stick out their tongues and throbs carry nectar to their mouths.
By Susan Milius