Ever since the 19th century, when disease was first linked to sewage-contaminated water, humans have gone to great…

Airports, parks, stadiums—where are the nation's filthiest public toilets? An unscientific survey of the country's…

I first met my terrible dust bunny, cowering under a soon-to-be replaced video card. It was 2003. Since then, he has…

How many streams of water does it really take for you to get clean? For me, generally speaking, it's just one, but it…