Just like the great debate over which way the toilet paper roll goes, there is a similar spat over flushing: lid open or closed? Scientists have weighed in with their own woeful conclusion: Neither is ...

Toilet lids are weird. Some toilets have them, while many others don’t. And whether or not you are supposed to use them is its own can of worms. Evan Floyd, professor of occupational and environmental ...

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 ...