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There's no such thing as a salted caramel tree, so where did the delicious concoction come from and why is it so yummy?

Nutty Putty Cave, near Salt Lake City, Utah, was discovered in 1960 and sealed up forever in 2009. But why?

Adding the word 'sorry' to a rejection just makes it worse, says a new study. HowStuffWorks explains why.

Have you ever wondered why some purebred dogs come with a price tag higher than an international flight?

It's a lot harder to develop a breath test for marijuana and opioids than it is for alcohol. HowStuffWorks explains why.

A stock market crash can devastate the economy. Learn how and why the Fed stepped in after the subprime mortgage fallout.

Why is it still so hard to find clothes as a tall woman? HowStuffWorks goes shopping to find out.

Pain is subjective - what is excruciating to you might be tolerable to me. Which is why it's so difficult to measure and control.

HowStuffWorks looks at the concept of Veblen goods, where demand goes up when the price does. But why?

Animal migration is crucial to the survival of that particular species of animal. Learn about animal migration and why animal migration is important.

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