Many of us now are starting to travel again (hurray!) outside our own car—but travel is stressful—we’re packed into airplanes, trains, and buses as close as sardines (sometimes it seems closer) and don’t have much control of when we move or stop or even can go to the bathroom, for example. How can you use science to travel better (and remember, for most of us creating instantaneous transfer, Star Trek like transporters is not a real option, even if science…