Billions of years ago, the man in the moon may have performed the ultimate about-face, when an asteroid flipped the moon around. The far side of the moon never faces us, because it rotates once for every orbit it makes of the Earth. Yet an analysis of impact craters shows the far side may once have pointed our way.
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Ever daydreamed about winning the lottery? You probably imagined a life of financial comfort and good health. But research suggests that such fantasies are often just that.
Bianca Nogrady is a freelance science and medical writer and also a broadcaster for New Scientist magazine.
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