A man found something strange growing in his bathroom, so he left it for a while to see what it would turn into.

Try this sustainable alternative to store-bought sponges. Did you know your bathroom loofah might have grown from a plant? Unlike large plastic loofahs, natural luffas aren’t manmade at all ...

This puts the fun in fungus. A Reddit user has gone viral on the social media platform after sharing a veritable science experiment involving a “sponge-looking” growth in her bathroom shower.