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Comet Collisions Every Six Seconds
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| Topic: Meteorites, Comets and Asteroids |
11/10/12 |
| Summary:
Every six seconds, for millions or years, comets have been colliding with one another near a star in the constellation Cetus, which is visible to the naked eye. The star hosts one of only two known dusty disks that also contain large amounts of gas. |
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Timing the Tree of Life
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| Topic: Origin & Evolution of Life |
11/09/12 |
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A new technique could help scientists easily determine the time of divergence for branches on the 'Tree of Life.' |
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A Super-Earth in the Habitable Zone of a Six-Planet System
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| Topic: New Planets |
11/07/12 |
| Summary:
Researchers have discovered a new super-Earth planet that orbits in the habitable zone of a nearby star. In all, the study revealed three new super-Earth planet candidates orbiting the star HD 40307. |
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Cockatoo Creates and Uses Tools
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| Topic: Origin & Evolution of Life |
11/07/12 |
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A cockatoo from a species not known to use tools in the wild has now been observed making and using tools. |
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The Strange Diet of Methane-Consumers
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| Topic: Extreme Life |
11/07/12 |
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New research shows that these methane-consuming microorganisms are quite picky about their diet. The study also reveals a surprising detail about how microbial cells actually use the methane they take in. |
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Global Warming and The Great Dying
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| Topic: Climate |
11/06/12 |
| Summary:
A new study shows that global warming was responsible for the slow recovery of plants and animals following the largest known mass extinction in Earth's history. The study could have implications in understanding how climate change could affect the future on life on our planet. |
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Mammals Evolved for the Night Life
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| Topic: Origin & Evolution of Life |
11/05/12 |
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A new study suggests that mammalian eyes evolved for life in the dark. A nocturnal lifestyle may have helped them avoid predation by dinosaurs. |
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An Elephant That Speaks Korean
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| Topic: Origin & Evolution of Life |
11/04/12 |
| Summary:
An Asian elephant can imitate human speech, speaking five words in Korean that can be understood by Korean speakers. |
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