The flush handle is pressed, lifting the flapper, setting in motion about 10 seconds of flushing genius. The lifted flapper ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Composting toilets are gaining popularity for a good reason—they ...

The basics of how a toilet works haven’t changed much in the last 80+ years. After a flush, water fills the toilet tank, lifting a float that shuts off the water when it reaches a certain level. A ...

How do you connect to the internet while barreling through the sky at 500 miles per hour? How can you brew hot food and drinks at high altitude? And most important of all, how does a toilet work at 40 ...