Scientists have now identified 1,000 planets revolving around other suns, and 12 of those might actually be able to support life. Finding another Earth within the decade is not outside the realm of possibility.
Doctor Who’s fictional world isn’t girdled with the basic scientific principles that govern our world. But that doesn’t mean that Doctor Who’s science is total fiction – in fact, most of the extreme science in the show is based on very real, and often very cool, scientific precepts. Here are just a few of them.