As is the case every four years, only a lucky few will be able to see the summer Olympics live and in-person. The rest of us peasants will settle for watching and streaming the games from our homes. But if you want something that feels a little grander, maybe even cosmic, NASA has just released a series of satellite photos depicting past Olympic host cities from space. The earliest comes from 1997 and shows Atlanta, and the series goes all the way up to London 2012.
The incredible innovations, like drone swarms and perpetual flight, bringing aviation into the world of tomorrow. Plus: today's greatest sci-fi writers predict the future, the science behind the summer's biggest blockbusters, a Doctor Who-themed DIY 'bot, the organs you can do without, and much more.