Exploration

  • Breeding Computer Code
    When biologists and computer scientists meet, their hybrid projects have produced intriguing models for evolution. A team of Michigan State and Caltech scientists report in Nature on their method of breeding computer code to mimic some features of evolutionary theory.
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  • Chronology of a Scientific Safari
    The three modern scientific revolutions - the atomic, space, and biological ages - all share key turning points on April 16th. 2003 is the bicentennial of atomic theory.
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  • Messages in a Bottle
    Selected from tens of thousands of questions posed to Astrobiology Magazine, the best ones are culled in a reader dialog that helps guide new areas to explore. Key questions continue to center on some of the most extreme conditions on earth, and the chances for
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    Selecionadas a partir de dezenas de milhares de perguntas propostas para a Astrobiology Magazine, as melhores estão separadas em um diálogo para leitura que ajuda a guiar para as novas áreas a se explorar. Perguntas-chave continuam a centrar em algumas das mais extremas condições na
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  • Alien Weather
    Mars Odyssey scientists are prospecting the Red Planet for future explorers. The evidence of polar ice and dissolved potassium from rocks, together continues to build the case for glacial martian history, but its intense radiation would challenge unprotected life.
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  • Treasures from the Lunar Attic
    Computer simulations of what part of Earth, Mars and Venus might be found on the moon point to new methods for extraterrestrial sample return.
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  • Lunar Scarface
    Resolve the fifty-year old mystery of how an Oklahoma amateur astronomer might have captured on film an event rare enough to happen once a century.
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  • Earth, Sky and Astrobiology
    In the 1990s, scientists coined the term "astrobiology" to refer to the study of life in space. On the radio broadcast, Earth and Sky, discover more about this fascinating field from Dr. Bruce Runnegar.
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  • Remembrance
    In Memory of the Crew of the Space Shuttle Columbia

    "[To their] courage and daring and idealism..." Presidential statement, February 1, 2003
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  • Space Shuttle Columbia Loses Contact
    CAPE CANAVERAL, Fla. - NASA declared an emergency and feared the worst after losing communication with space shuttle Columbia as the ship and its seven astronauts soared over Texas several minutes before its expected landing Saturday.
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  • Hitch-Hiker’s Guide to Biology’s Second Datum
    Midway through their marathon 2-week space shuttle experiments, Neil Tyson and David Warmflash explore one of biology's most elusive mysteries: Does life fit a second data point?
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  • Web Walking Robot Explorers
    This week's selection for the Extreme Explorers' Hall of Fame is from researchers at NASA's Jet Propulsion Laboratory, Pasadena, Calif., who have created a micro robot reminiscent.
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  • 2002 in Astrobiology Imagery
    2002 did not disappoint those seeking visual evidence for the prerequisites to life elsewhere--whether in Martian canyons, the atmosphere of Saturn's moon, or the distant perspective of galactic clusters containing billions of unexplored stars.
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  • Scouting for Martian Molecules
    Mars Scout finalists are this week's selections for the Extreme Explorers' Hall of Fame.
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  • End of an Era, Dawn of Another?
    Thirty years ago today, the astronauts of Apollo 17 began the final human visit to the Moon. Relive the drama and majesty of the voyage by viewing the Apollo 17 Anniversary Commemorative Visualization. And learn how scientists and space agencies around the world are gearing
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