Uncategorized
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Climate
How wind power could contribute to a warming climate
If the United States had enough wind turbines to generate all of its power, they would warm the country by 0.24 degrees Celsius on average.
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Chemistry
Speeding up evolution to create useful proteins wins the chemistry Nobel
The three winners, which include the fifth woman to win the chemistry prize, pioneered techniques used to fashion customized proteins for new biofuels and drugs.
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Life
Lemur study suggests why some fruits smell so fruity
A new test with lemurs and birds suggests there’s more to fruit odors than simple ripening.
By Susan Milius -
Humans
A 90,000-year-old bone knife hints special tools appeared early in Africa
The discovery of a bone knife in a Moroccan cave points to the ancient emergence of specialized toolmaking in the region.
By Bruce Bower -
Astronomy
Hubble may have spotted the first known exomoon
A single sighting with the Hubble Space Telescope seems to confirm that there’s a Neptune-sized moon orbiting exoplanet Kepler 1625b.
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Animals
Giraffes inherit their spots from their mothers
Africa’s tallest creatures get their characteristic patterns of spots from their moms, a new study finds.
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Physics
Dazzling laser feats earn these physicists a Nobel
The 2018 Nobel Prize in physics went to scientists — including the third-ever female winner — who made optical tweezers and boosted the strength of laser pulses.
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Climate
Tracking how rainfall morphs Earth’s surface could help forecast flooding
After Hurricane Harvey, scientists used GPS networks to track how Earth’s surface morphed under the weight of floodwaters.
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Health & Medicine
Discovery of how to prod a patient’s immune system to fight cancer wins a Nobel
Two scientists share the 2018 medicine Nobel for identifying proteins that act as brakes on tumor-fighting T cells.
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Plants
Gene editing can speed up plant domestication
CRISPR/Cas9 replays domestication to make better ground cherries and tomatoes.
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Genetics
Smuggling a CRISPR gene editor into staph bacteria can kill the pathogen
A new way fight antibiotic-resistant bacteria co-opts toxin-producing genes.
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Astronomy
We may not have found aliens yet because we’ve barely begun looking
A new calculation says SETI searches have combed the equivalent of a hot tub out of Earth’s oceans looking for extraterrestrial intelligence in space.