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The Earth Breathes in Incredibly Creepy Video from Canadian ForestWhat could make the Earth seem to "breathe" as it does in this startling video from Quebec, Canada?
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Earth's Soil Is Hyperventilating Thanks To Climate ChangeThere's twice as much C02 trapped in Earth's soil as in the atmosphere, and it's escaping.
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Earth's Oldest Color Dates Back More Than 1 Billion YearsScientists have identified the oldest organic color in the world.
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Iridescent Algae Glow with Their Very Own OpalsAlgae can be glamorous, too.
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When the World Turned Green: Age of Plant Photosynthesis RevealedAncient rocks from a remote Canada island contain the oldest algae ever discovered.
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Dinosaur-Killing Asteroid Cast a 2-Year Shroud of Darkness Over EarthThe dinosaur-killing asteroid that collided with Earth about 65.5 million years ago plunged the planet into a darkness that lasted nearly two years, a new study finds.
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Are Trees Vegetarian?Humans can be vegetarians, choosing to forgo meat, but what about trees? After all, trees need only soil, sunlight and water to survive, right?
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Coral 'Twilight Zone' Reveals New Type of PhotosynthesisLow-light algae living in coral have evolved a never-before-seen way to capture energy.
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Earth Gets Greener as Globe Gets HotterCarbon dioxide emissions are fueling more verdant landscapes around the globe, but the potentially temporary greening doesn't mean global warming is good.
