Some denim devotees never wash. Others find that disgusting. The head of Levi's weighs in.

BIG QUESTIONS
Nowadays, we use jones to express an intense craving for something. But it used to refer specifically to drugs.
Earth may be the most precious place we have, but it isn't priceless. We know because one scientist did the math.
As is often the case when you look back into history, there’s more than one possible answer. But one of the leading contenders has a fairly predictable culprit: the Puritans.
Prepared horseradish and horseradish sauce aren’t the same thing.
A bacteria-related food recall is troubling but understandable. It’s a little weirder when one involves golf balls.
The moon-made-of-cheese rumor may have started with a hungry wolf and a crafty fox.
What is an Irish goodbye—and why is it called that?
Your dog’s instinct to furiously dig at their bed before falling asleep would make a lot more sense in the wild.
The shape of an animal’s pupils is a clue to its place in the food chain.
“10-4” isn’t any quicker than saying “OK.” But it is a storied trucker tradition.
The words ‘fall’ and ‘autumn’ appeared around the same time in Great Britain, but only one of the seasonal names is still used there today.
The idea that garlic repels vampire has been linked to some serious health problems.
To block microwave radiation, all you need is a simple screen.
Russian dressing and Thousand Island dressing are two creamy sauces that are often confused for one another. So what’s the story?
Just how many miles can you drive once your car alerts you that you're running out of gas? The answer might surprise you.