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Extreme Starlight Suppression
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| Topic: Alien Life |
07/04/10 |
| Summary: Earth-like planets are familiar ground in science fiction, and in reality many scientists believe that our galaxy could be full of such worlds. However, habitable planets and moons are difficult to find because the light of their host stars is so bright in comparison. Now, scientists may have figured out a way to see through the starlight. |
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SETI Redux: Joining the Galactic Club
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| Topic: Alien Life |
05/24/10 |
| Summary: In this essay, David Schwartzman explains how we can communicate with intelligent aliens, finally making planet Earth a member of the Galactic Club. |
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Seeing the Closest Aliens Will Take Centuries
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| Topic: Alien Life |
04/29/10 |
| Summary: As telescopes become more advanced, we´ll be able to see more details about planets orbiting other stars – including indications that those planets have life. However, it would probably take many centuries before we could actually see the aliens. |
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The Eerie Silence
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| Topic: Alien Life |
04/12/10 |
| Summary: Why have we not made contact with aliens after so many years searching the depths of space? The Eerie Silence, a new book by SETI researcher Paul Davies, provides a fresh and thoughtful look at this question. |
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How to Respond When E.T. Says Hello
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| Topic: Alien Life |
04/01/10 |
| Summary: Scientists are studying the best ways to compose messages meant for alien eyes in case we ever do get the chance to communicate with extraterrestrials. |
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As Misteriosas Rochas Esféricas da Costa Rica
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| Topic: Alien Life |
03/23/10 |
| Summary: Alguns pensam que as antigas rochas esféricas descobertas na Costa Rica são evidência de visita alienígena. Um antropólogo diz que embora a razão pela qual as grandes esferas foram criadas não é conhecida, elas têm mais em comum com olarias do que com espaçonaves. |
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Costa Rica's Mysterious Stone Spheres
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| Topic: Alien Life |
03/23/10 |
| Summary: Some think ancient stone spheres discovered in Costa Rica are evidence of alien visitation. One anthropologist says that while the reason the large spheres were created is not known, they have more in common with pottery than spaceships. |
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Avatar´s New Twist on Plants
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| Topic: Alien Life |
03/04/10 |
| Summary: Although they're not nominated for an Academy Award, plants play a central role in the blockbuster movie "Avatar." A botanist provided the science behind how these unusual organisms may have evolved. |
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Seeing ExoPlanet Atmospheres From the Ground
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| Topic: Alien Life |
02/09/10 |
| Summary: Studying molecules in the atmospheres of exoplanets used to be a task reserved for powerful, space-based telescopes. Now, astronomers have used a small, ground-based telescope to identify atmospheric organic molecules on a distant planet. The finding means ground-based telescopes could be used in the hunt for habitable planets. |
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Alien Life May Not Be Near Massive Stars
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| Topic: Alien Life |
01/19/10 |
| Summary: A new study has confirmed that planet formation is a natural by-product of star formation, even around stars that are much larger than the Sun. However, it is not likely that planets around large stars could support complex forms of life. |
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