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| A Salt-Free Primordial Soup? |
| Topic: Origin & Evolution of Life |
01/19/12 |
| Most scientists who study the origin of life assume that it occurred in the ocean. But a minority view is that ions in seawater may interfere with prebiotic chemistry, making a freshwater environment more likely. |
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| Loss of Planetary Tilt Could Doom Alien Life |
| Topic: Alien Life |
01/12/12 |
| Gravitational interactions between red dwarf stars and habitable planets could erase a world's axial tilt, which moderates global temperatures and creates seasons, before life gets a chance to develop. |
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| Wanted: Habitable Moons |
| Topic: Alien Life |
01/05/12 |
| Rocky moons that orbit gas giant planet and reside in the habitable zone of their star could contain the seeds of life. Thanks to new research, finding those moons just got a little easier. |
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| SAM I Am |
| Topic: Mars |
12/05/11 |
| When the Mars Science Laboratory rover ‘Curiosity” lands on Mars in August 2012, its SAM instrument will “follow the carbon” to better understand the past and present habitability of our planetary neighbor. |
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| Pluto's Hidden Ocean |
| Topic: Outer Solar System |
11/17/11 |
| NASA's New Horizon mission should be able to learn whether liquid water exists a hundred miles beneath Pluto's surface. |
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| The Methane Habitable Zone |
| Topic: Alien Life |
11/10/11 |
| In the search for life elsewhere, many studies focus on finding liquid water. But what if life could exist with some other solvent? Saturn´s smoggy moon Titan makes scientists question the possibilities for methane-based life in the galaxy. |
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