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Earth's Early Ocean Was No Scalding Sea -
Earth's Fiery Depths Filled with Brimstone -
'Warm Blob' Caused Wild Climate Swings During Last Ice AgeA new study reveals how Greenland's unstable ice age climate was influenced by Atlantic Ocean currents.
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Let's All Chill: Antarctica's Adélie Penguins Are Probably FineThere may be other explanations for 150,000 missing Adélie penguins presumed dead in Antarctica.
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In Photos: Adélie Penguins of East Antarctica -
Extraterrestrial Life Could Be Vulnerable to Greenhouse EffectA powerful greenhouse effect can destroy a planet's chances of hosting life, a new study suggests.
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What Caused This Weird Crack to Appear in Michigan?Strange and sudden earth movement that caused a gaping gash and a deep booming sound in a Michigan forest is being explained as a "pop-up" in the bedrock.
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1-in-a-Million Odds Link Global Warming and Record HeatMother Nature can't take the blame for the recent string of record-breaking heat waves, a new study finds.
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Metal 'Snow' May Power Earth's Magnetic FieldThe power source for Earth's magnetic field may be magnesium minerals trapped in the core since our planet's violent birth.
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Why Are Some Glaciers Blue?Blue-ice areas are patches of ice where wind and evaporation have scoured glaciers clean of snow.
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Red Sea Parts for 2 New IslandsTwo volcanic islands that were recently born in the Red Sea are providing scientists with new information about a little-known rift in Earth's crust.
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Jet Stream Steers Atlantic CurrentsThe jet stream off the East Coast of the United States controls an important climate pattern in the Atlantic Ocean.
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Hurricane Forecasts: Quiet in Atlantic, Busy in PacificForecasters are calling for another quiet hurricane season in the Atlantic this summer.
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Billions of Blue Jellyfish Setting Sail for BeachesBillions of by-the-wind sailors, also called Velella velella, could wash ashore in coming months because of favorable water temperatures and onshore winds.
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Amazing Animal SurgeriesHere are some of the other amazing advances in animal surgeries.
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El Niño Brings Wet Summer to Plains; Western Drought ContinuesThe West can expect its warm and dry weather to continue through the summer, while the central Plains will be relatively cool and wet.
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Sudden and Rapid Ice Loss Discovered in AntarcticaMassive glaciers in the southern Antarctic Peninsula suddenly started to crumble and melt in 2009.
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Ancient Wolf DNA Could Solve Dog Origin MysteryThe genome of 35,000-year-old wolf rib from Siberia suggests huskies carry ancient wolf DNA.
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'Crazy Craters' Found in Swiss LakeFour giant craters were discovered on the floor of Switzerland's Lake Neuchâtel.
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Kitty Kickstarter: See the Microbes That Live in Your CatA citizen-science project will examine the microbiome of cats' digestive systems, in both house pets and wild animals.
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Amazing Waves Discovered in Deep-Ocean TrenchThe longest consecutive train of Kelvin-Helmholtz waves ever seen in the sea was spotted in the Atlantic Ocean's Romanche Fracture Zone.
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Antarctic Ice Shelf in Last Throes of CollapseA vast Antarctica ice shelf that partly collapsed in 2002 has only a few years left before it fully disappears.
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Illuminating Tweets: Northern Lights Tracked via TwitterThanks to Twitter, the chances of spotting the aurora borealis are getting better, a new study reports.
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Antarctica's Swirling Currents Revealed in Stunning ImageA new model from the Los Alamos National Laboratory in New Mexico reveals the Southern Ocean is a turbulent rush of swirling eddies and currents.
