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42,000-year-old trees allow more accurate analysis of last Earth's magnetic field reversal


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Massive Power Failure Could Finally Cause Texas to Connect with the Nation's Power Grids

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The seafloor was inhabited by giant predatory worms until 5.3 million years ago. These organisms, similar to today’s Bobbit worm (Eunice aphroditois), were approximately 2 m long and 3 cm in diameter.

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Release of nutrients from lake-bottom sediments worsens Lake Erie's annual 'dead zone,'