All Stories
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EarthWastewater cap could dunk Oklahoma quake risk
Regulation limiting the injection of wastewater into underground wells could return Oklahoma’s earthquake risk to historical background levels within a few years.
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AnthropologyReaders ponder hominid hookups and more
Neandertal evolution, quantum internet and more in reader feedback.
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AstronomyScientific success depends on finding light in darkness
Editor in chief Eva Emerson discusses using cleverness and persistence to uncover scientific truths.
By Eva Emerson -
AnthropologyBuff upper arms let Lucy climb trees
Australopithecus afarensis’ heavily built arms supported tree climbing, scans of Lucy’s fossils suggest.
By Bruce Bower -
ChemistryNames for four new elements get seal of approval
The International Union of Pure and Applied Chemistry has approved the proposed names for the four elements added to the periodic table in December 2015.
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ChemistryNames for four new elements get seal of approval
The International Union of Pure and Applied Chemistry has approved the proposed names for the four elements added to the periodic table in December 2015.
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LifeMitochondria variants battle for cell supremacy
Some mitochondria are more competitive than others, which could complicate treatments for mitochondrial diseases.
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Planetary ScienceIce gave Pluto a heavy heart
Sputnik Planitia, the left half of Pluto’s heart-shaped region, might have been carved out by the weight of thick layers of ice built up billions of years ago.
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AnimalsPlant-eating mammals sport bigger bellies than meat eaters
Mammalian plant eaters have bigger torsos than meat eaters, a new analysis confirms, but the same might not have held true for dinosaurs.
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AnimalsAnimals give clues to the origins of human number crunching
Guppies, dogs, chickens, crows, spiders — lots of animals have number sense without knowing numbers.
By Susan Milius -
AstronomyStar-starved galaxies fill the cosmos
Astronomers are detecting hundreds of galaxies that are almost devoid of stars. There are at least four theories on how they got that way.
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OceansCoral die-off in Great Barrier Reef reaches record levels
Bleaching has killed more than two-thirds of corals in some parts of the Great Barrier Reef, scientists have confirmed.