Here at PopSci we're always looking for the best and baddest in robotics news. But this week -- National Robotics Week -- we'll be ratcheting up our coverage, highlighting some of the most thought-provoking, future-driven concepts in robo-tech each day.
What if we could use our pollution as fuel? That notion seems intractable within the current energy paradigm, in which so many of our pollutants are byproducts of our fuels. But it's precisely that idea that inspired Mexican artist Gilberto Esparza to create "Nomadic Plants," a working art-bot that uses polluted water to power its fuel cell and feed the plants and microorganisms living symbiotically within the bot's body.