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The Earth is a recycling scheme that has been running for a third of the age of the universe. Microbes and plants endlessly pull carbon, nitrogen and oxygen from the atmosphere and pump them back out in different forms. Water evaporates from the oceans, rains down on the land, pours back to the seas. As … Read more

Apparently Facebook isn’t just for playing MafiaWars anymore. It’s also for finding living unrelated donors to give you their organs. Seriously. The six degrees of separation that we all experience via Facebook makes those who have long been waiting on organ transplant lists feel as though the wait can end if they just reach out … Read more

Christopher Nolan’s Inception may have left us emotionally cold, but it did make our brains overheat. The puzzlelike film is stuffed with so much detail it threatens to collapse in on itself, just like that folding city—while also providing enough material for careful (obsessed?) viewers to excavate several plausible interpretations. Here are some of the … Read more