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World Science: Materials for 'Earths' may be common in universe

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  • World Science
    * Materials for Earths may be common in universe: New findings add to evidence that rocky planets are a normal occurrence, astronomers say.
    Message 1 of 1 , Jan 5, 2009
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      * Materials for "Earths" may be common in 
      universe
      :
      New findings add to evidence that rocky planets are
      a normal occurrence, astronomers say.

      http://www.world-science.net/othernews/090105_planets


      * Using light beams to grab molecules:
      Researchers say they've created a trap that can
      capture DNA molecules and other tiny objects.

      http://www.world-science.net/othernews/090101_nanoscale


      * Competition, not climate, killed Neanderthals: 
      study

      The stocky breed of early humans couldn't hold its
      own against more modern populations, scientists claim.

      http://www.world-science.net/othernews/081228_neanderthal


      * Life grew in two, millionfold leaps, researchers 
      report
      :
      Earth's creatures come in all sizes, yet scientists
      believe they all descend from the same single-celled
      organisms.

      http://www.world-science.net/othernews/081226_leaps


      * Ancient African exodus mostly involved men, 
      geneticists find

      An ancient migration out of Africa is thought to
      have led to most human populations outside the
      continent.

      http://www.world-science.net/exclusives/081221_exodus


      * Still today, most will torture if ordered: study
      Scientists say they have replicated an experiment in
      which people would obediently give painful shocks to
      others when prompted.

      http://www.world-science.net/othernews/081219_milgram



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