A roundup of the world's riskiest volcanoes and fault zones — and they're not necessarily the most hazardous.

Some people try to feed their dogs the same alternative diet they eat themselves... not necessarily so good for the dog.

Many of our preconceived notions about immigrants likely bear very little resemblance to the facts.

All of the ways you've heard that deep space wants to kill us — and how plausible or likely each scenario is.

Vaccines are history's great medical success story, having saved more lives than anything else.

Ten of the places where Atlantis true believers think the mythical city might actually be.

Many of the Christian symbols created in the aftermath of the First Crusade have been adopted by White Nationalists. Why?

A look at recent studies finding leaded gasoline caused 151 million mental health illnesses in the United States.

This catchphrase has become popular with comedians. Is that in line with its true origin?

Some believe a fabulous Spanish treasure is buried on the slopes of Oregon's Neahkahnie Mountain.