Earth
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Climate
U.S. will withdraw from climate pact, Trump announces
President Trump announced June 1 that the United States will withdraw from the Paris climate accord.
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Particle Physics
Readers puzzled by proton’s properties
Readers sent feedback on under-ice greenhouses in the Arctic, the Martian atmosphere and more.
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Earth
Deep heat may have spawned one of the world’s deadliest tsunamis
The 2004 Indonesian quake was surprisingly strong because of dried-out, brittle minerals far below.
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Environment
When it’s hot, plants become a surprisingly large source of air pollution
During a heat wave, trees and shrubs can sharply raise ozone levels, a new study shows.
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Climate
Higher temperatures could trigger an uptick in damselfly cannibalism
Experiments in the lab suggest that increases in temperature could indirectly lead to an increase in cannibalistic damselfly nymphs.
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Earth
Stunning images reveal glacial landscapes under the oceans
The most detailed atlas of the seafloor ever compiled offers colorful imagery and ghostly glimpses of Earth’s glacial past.
By Beth Geiger -
Earth
Ice particles shaped like lollipops fall from clouds
Small ice particles called ice-lollies, because of their lollipop-like appearance, can form in clouds.
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Environment
Peace and quiet is becoming more elusive in U.S. wild areas
Human noise stretches into the wilderness.
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Animals
Sea creatures’ sticky ‘mucus houses’ catch ocean carbon really fast
A new deepwater laser tool measures the carbon-filtering power of snot nets created by little-known sea animals called giant larvaceans.
By Susan Milius -
Earth
Crack in Antarctica’s Larsen C ice shelf forks
An 180-kilometer-long rift in Antarctica’s Larsen C ice shelf has forked into two branches, new satellite observations show.
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Earth
Crack in Antarctica’s Larsen C ice shelf forks
An 180-kilometer-long rift in Antarctica’s Larsen C ice shelf has forked into two branches, new satellite observations show.
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Climate
Radical idea could restore ice in the Arctic Ocean
Windmill-powered pumps on buoys throughout the Arctic Ocean could help bring back shrinking sea ice, researchers say.
By Sid Perkins