A fire tornado occurs when warm gases rise up from the fire and begin to mix with cool air. It begins to rotate, giving the fire a vortex. These natural disasters are usually short lived; in fact, many are not caught on camera.
Think you know more than a marine biologist? Name that weird sea creature and prove it!
Sleep disorders leave you groggy, irritable and in a general bad mood. They also take a toll on your health. Find out if you have one.
If you were a social network, which one would you be? Take this quiz to find out!
Have you ever wondered what your future will be like? Take this quiz to find out what will REALLY happen.
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