If it weren’t for the landmines, Lingapura would be a great place to dig. For part of the 10th century, this pocket of northwestern Cambodia was the capital of the famed Angkorian empire, a sprawling city studded with homes, irrigation channels, and more than 1,000 temples crowned with stone lingam, or phalluses. But ever since Pol Pot and the Khmer Rouge dotted Cambodia with millions of landmines in the 1970s, Lingapura’s ruins have sat mostly untouched.
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Science is reinventing play, from extreme sports to gamification to ridiculous roller coasters to the playgrounds of tomorrow, and this issue is chock full of fun. Also, on a less fun note: Did global warming destroy my hometown?