Scientists to Map Known Universe
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The radio telescope at Puerto Rico's Arecibo Observatory will begin mapping the known galaxy on Friday, scientists said.
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The hunt for extraterrestrial life has a new tool: a system of "fingerprints" scientists will use to compare alien worlds with Earth as it has appeared over the eons.
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An international team of astronomers believe they have solved a mystery that has been perplexing scientists for 100 years -- the origin of cosmic rays.
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The surface of one of the brightest stars in the night sky is imaged by scientists.
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MT. SIERRA NEGRA, Mexico  - Perched on the top of  one of Mexico's highest mountains is a gigantic, half-built  telescope that scientists hope will reveal more secrets of the  universe's early years than any before it.
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One of the world's most powerful telescopes will begin spying on the universe on Friday, using its 34-foot wide mirror to search for planets similar to our own from a mountaintop on one of Spain's Canary Islands.
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UK physicists finish a crucial element of a device that will probe the forces that shape our Universe.
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In what could be a breakthrough in the search for worlds, an international team of astronomers claims to have made an image of a planetlike object beyond our solar system.
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Astronomers have yet to find an Earth-size planet beyond our solar system, but that hasn&#39;t stopped them from modeling what these worlds might look like.
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An international team of astronomers is announcing today that they have identified the probable surviving companion star to a titanic supernova explosion witnessed in the year 1572 by the great Danish astronomer Tycho Brahe and other astronomers of that
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The effort by scientists from more than 60 countries aims to understand the dynamics of life at the ends of the earth.
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Hubble space technology and the global networking power of the Internet is being put to good use in wildlife conservation by giving researchers a clearer understanding of the status of the endangered whale shark.
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Researchers have unveiled a new way to map the brainâs billions of neurons.
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Astronomers use the Hubble telescope to reveal the effects of unseen dark matter as it tugs on galaxies in a crowded supercluster.
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A nonpartisan national group is trying to get a record number of voters to the polls this year. By MARK ZALOUDEK. Scientists are unlocking some of the mysteries of the universe as planetary exploration forges ahead on several fronts.
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To explore deeper into our solar system, maximum efficiencies may one day be extracted from sound waves. Los Alamos scientists have engine plans drawn up for making a big bang to push a pistonless drive forward.
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Astronomers have produced the first truly useful image ever of something in space using gamma rays. It's a picture only an astronomer could love, but it appears to help solve a century-long mystery.