I have selected about 50+ articles to highlight as the BEST OF 2011. There was no set criteria for the selections, but just the ones that jumped out at me as I scrolled through the the material that has been posted here over the past year. Enjoy...
Hidden craters reveal Earth may once have had a ring—like Saturn
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The rings of Saturn are among the most famous and spectacular features in
the solar system. Earth may once have had something similar.
24 minutes ago
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