Here's a video of the cup in action: https://twitter.com/ISS_Research/status/1631385518796849152 https://twitter.com/ISS_Research/status/1631385518796849152 Ap

Here's a video of the cup in action: https://twitter.com/ISS_Research/status/1631385518796849152 https://twitter.com/ISS_Research/status/1631385518796849152 Apparently the thinning spout shape sucks up the glob of liquid into it by way of capillary action, with the dual benefit of making the glob stay inside the cup despite it being open, while also making it available for slurping at the edge. Very cool.