Meteorites delivered the 'seeds' of Earth's left-hand life

Flash back three or four billion years — Earth is a hot, dry and lifeless place. All is still. Without warning, a meteor slams into the desert plains at over ten thousand miles per hour. With it, this violent collision may have planted the chemical seeds of life on Earth.

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<p><a href="http://www.physorg.com/news126694357.html">Meteorites delivered the 'seeds' of Earth's left-hand life</a></p> <p>Flash back three or four billion years — Earth is a hot, dry and lifeless place. All is still. Without warning, a meteor slams into the desert plains at over ten thousand miles per hour. With it, this violent collision may have planted the chemical seeds of life on Earth.</p>