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For those concerned about global warming and their impact on it, Ecobot offers a convenient, open-source way to track one's personal carbon footprint and take steps to reduce it.
Bristol Robotics Laboratory boffins threaten to unleash their EcoBot-III pooping robot on the world. The Ig Nobel Prize is in the bag.
How to power robots that go where humans fear to tread? A new device works like an artificial heart to pump pee into the "engine room" of self-sustaining bots.