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Fallout: What Would Happen if the Hoover Dam Broke?
science.howstuffworks.com/engineering/structural/hoover-dam-broke.htm
The Hoover Dam holds back 10 trillion gallons of water. That's enough to cover the entire state of Connecticut. How much damage would be done if the dam broke?
A New Green Solution for Dyeing Blue Denim
science.howstuffworks.com/environmental/green-tech/sustainable/denim-dyeing.htm
From the chemicals that pollute and the massive use of water, the traditional method of dyeing blue jeans is an environmental disaster. Nanoparticles made from wood pulp might be the answer to the problem.
What is a levee?
science.howstuffworks.com/engineering/structural/levee.htm
Whether they make you think of Hurricane Katrina or Led Zeppelin, levees are a critical safety feature for low-lying areas located near water. Why do they break?
Is Every Snowflake Actually Unique?
science.howstuffworks.com/nature/climate-weather/atmospheric/is-every-snowflake-actually-unique.htm
You've probably heard that no two snowflakes are alike, but how can that be true? Find out how molecules of water vapor come together to form these winter wonders.
Oil Sands: Energy Evolution and Environmental Concerns
science.howstuffworks.com/environmental/green-science/oil-sands.htm
Oil sands are a mixture of clay, sand and water with a small amount of bitumen. Learn about oil sands, find out how energy intensive it is to refine oil sands.
Are we looking for aliens in the wrong places?
science.howstuffworks.com/weird-life.htm
Weird life may be organisms that don't depend on water or that don't have DNA at all. Find out how scientists are searching for weird life forms.
How in the World Does a Waterfall Freeze?
science.howstuffworks.com/nature/climate-weather/atmospheric/frozen-waterfall.htm
It might seem that the constant rushing of water over a falls would keep it from freezing, but that isn't always the case. Check out the science behind the phenomenon of the frozen waterfall.
Earth's Oldest Color Was Pink
science.howstuffworks.com/life/cellular-microscopic/earths-oldest-color-was-pink.htm
Scientists have found that ancient fossilized chlorophyll was dark red and purple in its concentrated form, which means that when diluted by water or soil, it would have lent a pink cast to earth and sea.
Here's Longest Bridge in the U.S., Plus 7 Runners-Up
science.howstuffworks.com/engineering/civil/longest-bridge-in-the-us.htm
Bridges are some of the most awesome and breathtaking constructions, both from a visual standpoint and from an engineering standpoint. They provide such a stark contrast with nature suspended over huge bodies of water and almost appearing to defy gravity.
Who Invented the Toilet? A Brief History of the Flush
science.howstuffworks.com/innovation/everyday-innovations/toilets-past-future-flush.htm
Who invented the toilet? While we wish it were so, it wasn't Thomas Crapper. Surprisingly, toilet design hasn't changed much since the first "water closet" patent in the 1500s.