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Why hasn't the Earth been visited, and even colonized? Hawking asks.
Scientists Now Know: We're Not From Here! Summary & comments by Dan Eden for Viewzone
In the age of internet, television, and Lady Gaga, it’s easy to ignore the dazzling displays the sky gives us every night.
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Radioactivity lingering in the soil near the site of the Chernobyl nuclear power plant accident has not prevented life from creeping back at the Ukrainian site. Now researchers have discovered that oil-rich flax plants grown in the highly radioactive soil can apparently adapt and thrive with few problems.