Jonathan Raban writes about the Gabrielle Giffords shooting:
extravagant figures of speech can all too easily become literal, and rhetorical guns turn into real ones.
Earth wouldn’t have ice caps without eroding rocks and quiet volcanoes
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Throughout Earth's history, ice caps have been very rare, but a model of
the past 420 million years suggests an explanation for why they sometimes
form
8 hours ago
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