Unpredictable forces of nature like tornadoes and hurricanes can have a devastating impact on humans and our environment. Learn how natural disasters work and how science aims to better predict them.
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I read 'How Floods Work,' but I still have a question: Why are there so many more floods now? It seems like there are floods all the time, and it didn't used to be that way. Is it raining more?
Flooding has claimed more lives than any other natural disaster. Find out how a gentle stream becomes a raging torrent.
By Tom Harris
The raging wildfires in southern California have claimed lives and destroyed hundreds of homes. Learn how wildfires start and spread, and find out what firefighters do to battle the blaze.
By Kevin Bonsor
Do scientists really think a massive earthquake could break California in two?
An earthquake is one of the most terrifying phenomena that nature can dish up. We generally think of the ground we stand on as "rock-solid" and completely stable. An earthquake can shatter that perception instantly, and often with extreme violence.
Volcanoes are some of nature's most awe-inspiring displays, with everything from exploding mountaintops to rivers of lava. Learn how all the different types of volcanoes work.
By Tom Harris
How often have you watched a weather forecaster point to a spiral-shaped cloudy mass with a sense of dread and fascination? What fuels these ferocious storms?
Hurricanes seem to have a mind of their own as they track across the Atlantic Ocean. While they all follow the same general directions, local weather patterns effect where they ultimately land. Find out why hurricanes move the way they do.
Lightning is an incredible force of nature. And like many natural phenomena, lightning is not always what it seems. Go behind the mystery and learn what's really going on when lightning strikes.