All Stories
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AstronomyBig exoplanet may be surrounded by helium
Warm Neptune-sized exoplanet might have atmospheres filled with helium.
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EarthFast-spreading crack threatens giant Antarctic ice shelf
A fast-spreading crack threatens Larsen C, one of Antarctica’s biggest ice shelves, satellite data suggest.
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Planetary ScienceEvidence mounts for active volcanoes on Venus
The Venus Express orbiter detected possible signs of active volcanism on the planet next door.
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Planetary ScienceEvidence mounts for active volcanoes on Venus
The Venus Express orbiter detected possible signs of active volcanism on the planet next door.
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Planetary ScienceNASA moves ahead with a mission to Europa
A NASA mission slated for the 2020s to Jupiter’s icy moon will try to figure out if the ocean there is habitable.
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AnimalsWhen baboons travel, majority rules
GPS study suggests baboons use simple rules to resolve travel disputes without leaders.
By Bruce Bower -
GeneticsIvory DNA pinpoints poaching hot spots
Genetic analysis of ivory DNA reveals major poaching hot spots in Africa.
By Meghan Rosen -
AgricultureMany of Earth’s groundwater basins run deficits
Twenty-one of Earth’s 37 largest groundwater basins are rapidly depleting, satellite data show.
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AnthropologyKennewick Man’s DNA links him to present-day Native Americans
Genetic analysis of Kennewick Man suggests that the ancient Pacific Northwest man was most closely related to modern Native Americans, not Polynesians.
By Bruce Bower -
Health & MedicineCurtailing calories on a schedule yields health benefits
Eating an extreme low-calorie diet that mimics fasting just a few consecutive days a month may yield a bounty of health benefits, research suggests.
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AnimalsKangaroos are lefties
Scientists find evidence of handedness in marsupials that walk on two, but not four, legs.
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GeneticsEbola continues to shift, but grows no more fatal
In the West African epidemic, Ebola evolved and spread quickly, but the virus is not becoming deadlier over time.