If you're subscribed to Amazon Prime Video, it's likely you've seen'Space Cadet' promoted at the top of your feed this week. The movie has raced to the top of the charts and sees Emma Roberts star as a trainee astronaut at NASA. In the film, Roberts' character, Rex, manages to make it on to NASA's training programme by faking her CV. However, in reality, it's much trickier to be selected, with just 360 lucky candidates making the cut at the US space agency since the 1960s. So, do you have what it takes to become an astonaut?

Star Trek turned 50 in 2016. In its half-century of existence -- on TV, on the big screen, and in the worldwide community of its fans -- Star Trek has become an integral part of our everyday lives. Even casual viewers know the pointed ears, the Vulcan salute, and the meaning of "beam me up, Scotty." Yet, Star Trek does not owe its enduring popularity and its place in our collective imagination to its aliens or to its technological speculations. What makes it so unique, and so exciting, is its radical optimism about humanity's future as a society: in other words, utopia.