Earth
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Climate
Climate change made the Arctic greener. Now parts of it are turning brown.
Arctic browning could have far-reaching consequences for people and wildlife, affecting habitat and atmospheric carbon uptake as well as increasing wildfire risk.
By Hannah Hoag -
Climate
Antarctica’s iceberg graveyard could reveal the ice sheet’s future
Drilling deep into the seafloor beneath Antarctica’s “Iceberg Alley” could reveal new clues about how quickly the continent has melted in the past.
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Earth
How deadly, fast-moving flows of volcanic rock and gas cheat friction
Mixtures of hot volcanic rock and gas called pyroclastic flows travel so far by gliding on air, a new study suggests.
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Health & Medicine
Readers seek answers to stories about shingles, Neandertal spears and more
Readers had questions about Neandertal spears, Earth’s inner core and more.
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Plants
A major crop pest can make tomato plants lie to their neighbors
Insects called silverleaf whiteflies exploit tomatoes’ ability to detect damage caused to nearby plants.
By Susan Milius -
Climate
One Antarctic ice shelf gets half its annual snowfall in just 10 days
Antarctica’s coasts get most of their snow from just a few big storms each year.
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Climate
Students worldwide are striking to demand action on climate change
On March 15, students are set to attend more than 1,000 events to demand that governments do more to rein in greenhouse gas emissions.
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Climate
What happens when the Bering Sea’s ice disappears?
Record-low sea ice in 2018 sent ripples through the Bering Sea’s entire ecosystem. Will this be the region’s new normal?
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Earth
The ‘roof of the world’ was raised more recently than once thought
New studies suggest that the Tibetan Plateau may have risen to its dizzying heights after 25 million years ago.
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Science & Society
How newsy science becomes Science News
Editor in Chief Nancy Shute discusses how a news story makes it into Science News magazine.
By Nancy Shute -
Oceans
Tiny bits of iron may explain why some icebergs are green
Scientists originally thought the green hue of some icebergs came from carbon particles. Instead, iron oxides may color the ice.
By Jeremy Rehm -
Oceans
Oceans that are warming due to climate change yield fewer fish
Warming water due to climate change is diminishing sustainable fishery yields in the world’s oceans.