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From fossil whales to adorable octopuses, here are some of the marine headliners that caught our attention this year
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Tankers carry millions of barrels a day through tiny chokepoints, which put the surrounding areas at risk of environmental problems
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The finches on the Galapagos Islands are suffering from a parasitic fly introduced to the islands by humans
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A check-up reveals that Bei Bei is now a hefty, thriving 18 pounds
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The Carbon Mineral Challenge is asking rock enthusiasts around the world to hunt for the undiscovered forms of this common element
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When Deere created his now-famous steel plow, he created America's breadbasket and set the stage for many of modern farming's environmental problems
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Crocodile's eyes are an engineering marvel: They can see all around, can track different targets, are retractable in battle, and can even see at night
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We upended a pattern held for 300 million years, and that may mean we are causing a new phase in global evolution
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A comprehensive new report emphasizes the importance of upland forests for providing clean water, mitigating storms and reducing erosion
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Dissipating haze from plane exhaust alters how sunlight reaches the Earth and may be unintentionally affecting our climate
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The flutter over a possible new world beyond Neptune highlights the long, legitimate search for planets in the solar system's fringe
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Whether you are feeling green with envy or you're singing the blues, the link between color and feeling is a highly individual thing
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Mite DNA could hold clues to ancient human migrations and future skin health
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La Réunion has seen way more attacks than its neighbor Mauritius, and scientists are struggling to figure out why
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In an update from our February cover story, Zolushka found a mate in Siberia and now has two baby tiger cubs
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Paleontologists are going high tech to solve the mystery of a mass ichthyosaur death near the old mining town of Berlin
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A recent camera trap survey also spied a wealth of other species thriving in remote forests despite the young country's civil unrest
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Once hailed as clean power sources, dams are sometimes more costly to maintain than they are to tear down
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This animation explains why scientists think we've entered a new chapter in Earth's history
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After more than 30 years, scientists have figured out how to create healthy puppies in the lab
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