Mystery of Moon's Far Side Explained by Massive Impact at the South Pole - CNET

Scientists may have an answer for why one side of the moon once held lava and the other didn't.

We're slowly learning about why the moon's two sides are so different. David Trood/Getty Images It's 9:30 at night. You're just returning home from dinner, ready to brew an evening cup of chamomile… [+3819 chars]

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