We've heard of off-grid toilets that macerate, compost, incinerate and electro-wrap. We even stumbled on one that ...

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Commissioned by the Bill and Melinda Gates Foundation, the G2RT toilet works without any connection to local sewage or water systems. About 3.6 billion people—almost half the world’s population—don’t ...

A smart toilet design introduced in rural Cambodia was supposed to change lives—keeping families safe and protecting the ...

To flush or not to flush. That was the question that designers and ecologists were asking each other this week as hundreds of people — who spend a lot of time thinking about these things — convened ...