While toilet bowls are designed such that the contents are supposed to flush downward, scientists have known for decades that ...

Many low-flow toilets, particularly older models, have problems with flushing, but there are a few things you can try to ...

Many water-efficient, low-flow toilets ace CR's tough lab tests, where we flush everything from plastic balls to soaked sponges to water-filled latex condoms.

Excavations at a centuries-old royal palace in Korea have revealed multiple flush toilets, including one that the crown prince likely used.

You find wall-mounted toilets more often in commercial ... uses a canister to control a gravity-flush system. A dual-flush toilet features two flush buttons on the top of the tank.

Researchers scouring a site in Korea, which was formerly a royal palace, discovered a flush toilet dating back 1,300 years and was reportedly used by the region’s prince. "These flush toilets ...

Other flush toilets, found outside the palace in nearby structures, stored the human waste inside them, like how an outhouse works. The toilet "that directly discharges it into the river seems to ...