News
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PhysicsPhysics explains why gold stays pristine
Metals like copper oxidize — reacting with oxygen in the air — but gold doesn’t, thanks to a quick switch in atom arrangement on its surface.
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Health & MedicineCongo prepared for Ebola. Now a rare strain is exposing gaps in readiness
As Congo’s Bundibugyo Ebola outbreak grows, public health responders are turning to old-school tactics to fight it as scientists search for new tools.
By Ray Mwareya -
Science & SocietyHow house design can curb childhood illnesses in Africa
Experimental houses with screens, rainwater systems and ventilation reduced malaria, diarrhea and infections among children in Tanzania.
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ArchaeologyOne mystery of the Great Pyramid’s longevity has finally been solved
Differences in how the pyramid and surrounding soil vibrate, along with design choices, have protected the structure from earthquakes.
By Skyler Ware -
Health & MedicineScreening all kids for type 1 diabetes can catch more cases early
Identifying children with early signs of type 1 diabetes makes a difference to their health. A new study suggests wider screening is effective.
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AnimalsSeabirds weren’t fooled by a scarecrow-like buoy with rotating eyes
A tall buoy with a rotating pair of eyes was supposed to scare birds away from caught fish. Like scarecrows, it didn't work for long.
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Planetary ScienceAn ancient moonpocalypse may explain Neptune’s odd moon Nereid
Neptune’s oddball moon Nereid may be the sole remnant of an earlier system, formed near the planet rather than being pulled in from afar.
- Oceans
The outlook for a climate-regulating ocean current is…not good
An ocean current called the Atlantic Meridional Overturning Circulation will weaken by 50 percent by 2100. The question is what to do about it.
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AnimalsAI-powered whale-spotting tech may help save San Francisco Bay’s gray whales
An AI trained to use thermal images to detect whale body heat could help warn ships at risk of colliding with the marine mammals.
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Health & MedicineDamaged DNA can spread between human cells. What could that mean for cancer?
DNA can voyage along intercellular highways called tunneling nanotubes. It’s a phenomenon that could potentially spread tumor DNA to healthy cells.
By Meghan Rosen -
ClimateAntarctic plants may face a growing fungal threat from warming soils
Soil DNA from Chile to the Antarctic Peninsula ties warmer climates to more plant fungal pathogens, with abundance projected to double by 2100.
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ArchaeologyA ‘jar’ jammed with human bones may solve Laos’ ‘Plain of Jars’ mystery
The remains of at least 37 people in an ancient stone 'jar' in northeastern Laos suggest that thousands similar jars were used in burials.
By Tom Metcalfe