I really love this new video from Cody’s Lab about flushing liquid mercury down a toilet because it just gets more and more ridiculous as it goes on.
If you always thought toilets just worked, be prepared to reassess. A company called Maximum Performance dedicates its activities to optimizing your bathroom experience—and that's led it to develop fake poop for testing toilets. Really.
Nobody is entirely sure who first had the privilege of sitting on a toilet. Evidence of advanced plumbing systems in the ancient world abounds, but it's a strange, meandering path from antiquity to checking your inbox on the can.