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Evidence for a Geologic Trigger of the Cambrian Explosion
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| Topic: Origin & Evolution of Life |
04/22/12 |
| Summary: A geological curiosity known as the 'Great Unconformity' may help scientists understand why life on Earth went through a dramatic period of diversification some 600 million years ago. |
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Is Water Essential to Life?
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| Topic: Origin & Evolution of Life |
04/18/12 |
| Summary: New research is challenging one of the key beliefs in chemistry: that proteins are dependent on water to survive and function. The results could have profound implications in the search for life in our solar system. |
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What Triggers a Mass Extinction?
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| Topic: Origin & Evolution of Life |
04/12/12 |
| Summary: Scientists have created a framework for weighing the factors that might have led to the second-largest mass extinction in Earth's history. The research reveals that the majority of extinctions on Earth were caused by habitat loss due to falling sea levels and cooling tropical oceans. |
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In the Beginning.. was the Beaker?
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| Topic: Origin & Evolution of Life |
04/04/12 |
| Summary: Researchers are moving closer to understanding how cells begin to duplicate their DNA, and ultimately replicate themselves. The study sheds new light on processes that underlie the origin and evolution of life as we know it. |
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Coral Reefs Have Herpes
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| Topic: Origin & Evolution of Life |
04/01/12 |
| Summary: New research shows that viral diseases may play a role in the decline of corals in Earth's oceans. |
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Exploding Dinosaur Hypothesis Implodes
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| Topic: Origin & Evolution of Life |
04/01/12 |
| Summary: A new study has dispelled the theory that putrefaction gases produced by decomposition caused some dinosaur carcasses to explode before they were fossilized. |
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The Atmosphere and the Emergence of Animals
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| Topic: Origin & Evolution of Life |
03/31/12 |
| Summary: By studying carbon-rich rocks, researchers are gaining new information about about how changes in the atmosphere and oceans of the ancient Earth helped stage the emergence of animal life. |
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