And here is a visual riddle to help ferry you into the weekend – Escher’s Waterfall, come to life. I’ve been sitting here for longer than I should trying to figure this one out. Any insights, Techi readers? Or did we really just kick science in the teeth? Before some humourless troll decides to remind us that science can’t be kicked in the teeth nor anywhere else, that was a joke. But in the impossible offchance this is real, we just basically solved all humanity’s problems. In the words of a great internet: “what is this I don’t even”…