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First Results From Messenger's Mercury Flyby 48

Several readers noted the special section in Science, published today, with results from Messenger's flyby of Mercury last January. One conclusion is that volcanism has shaped the planet, contrary to earlier theories that Mercury had been "dead on arrival." The LA Time's coverage highlights the finding that Mercury has shrunk by a mile in diameter over its lifetime, due to shrinkage at its core.

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Wernher von Braun settled for a V-2 when he coulda had a V-8.

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