It would be a stretch to say that airplane wings haven't changed much over the years. But to the less careful observer, at least aesthetically, that's what it seems like. But that could be all about to change, as NASA just tested airplane wings that fold up and down - much like bird wings.

Maas Global's Whim and Tuup are apps that combine public and private transport options to offer consumers ease of mobility. The mobility-as-a-Service market is expected to grow rapidly and create new opportunities for different transport business models.