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Saturday's Fall Equinox: Earth's Season Change ExplainedThe seasons will change once again on Saturday, Sept. 22.
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Does Impulsiveness Give Boys Math Edge?Boys tend to take a more impulsive approach to math problems in the classroom, which might help them get ahead of girls in the long-run.
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3 New Rules Make Weight Loss SuccessfulWomen in a new study who were most successful at losing weight had three healthy habits.
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Nat Geo's 'Untamed Americas' Shows Off Amazing WildlifeThe series highlights the incredible creatures that inhabit North and South America.
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Bus-Size Asteroid Zips Close By EarthAsteroid 2012 JU never posed any threat, NASA says.
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Lizard Study Reveals Why Cheetahs Are the World's Fastest AnimalsAn experiment with lizards shows that running speed maxes out in mid-size animals.
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Satellite Captures Mexican Volcano's Unceasing EruptionThis newly awakened volcano is keeping officials wary.
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Butter Balls: Photos of Playful PandasIf you think pandas are cute, check out these adorable photos.
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Midwest Tornado Tracks MappedTornadoes ripped through Missouri, Kansas and Illinois
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Snowflake Gallery: No Two Alike, of CourseSnowflake Gallery: No Two Alike, of Course
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Mars Life Hunt Could Look for Magnetic CluesFuture rover missions might be able to detect these signatures, if they exist.
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2,000-Year-Old Supernova Mystery Solved By NASA TelescopesAstronomers have solved the mystery of how the first documented supernova occurred.
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Why Women Have Stronger Immune Systems than MenDifferences in the expression of microRNAs between men and women may account for survival differences between the sexes.
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To Avoid a Stroke, Try Upping 'White' Fruits, VeggiesIncreasing your daily intake of "white fruits," such as apples, pears and bananas, may lower your risk of stroke, a new study shows.
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What the Heck Is This?This is a hot one!
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'Treasure Trove' of New Species Discovered in MadagascarThis isolated island is home to amazing creatures that live nowhere else on Earth.
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Our Daily Planet: Deadly Tornado Strikes Missouri and Iceland's VolcanoToday's Earth news headlines and links.
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Who Was Geronimo?
Geronimo was the code name for Osama bin Laden during the recent raid that lead to his death. The real Geronimo was a fearless Apache warrior.
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Mars' Thick Dry Ice Sheet Points to Planet's Wetter PastThe amount of dry ice on at the south pole of Mars could fill Lake Superior in the United States.
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InnovationTechnological breakthroughs and information about big ideas, innovations and the inventors that make progress possible.
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NASA's IceBridge In Action Over AntarcticaScientists fly over Antarctic ice in plane to monitor melt.
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Gulf Dead Zone Could Reach Size of New Jersey, Scientists Say
Could damage important Gulf fisheries.
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Producing: The Next StepSelected moments from the production of The Next Step with Richard Hart.
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What Was the Most Expensive Art Heist in History?
