Environmental Science
The environment is truly a thing of beauty and should be protected whenever possible. What can we do to save the environment, and what new technology is available to help us?
The Fish Doorbell Isn't a Joke ... Seriously
The Euphrates River, at the 'Cradle of Civilization,' Is Drying Up
Study Says 2035 Is Climate Change Point of No Return
3 Types of Rocks Every Aspiring Geologist Should Know
10 Iconic Mountain Ranges in California
10 Iconic Mountain Ranges in Europe
How Many Birds Are Killed by Wind Turbines, Really?
How a Lithium Mine Works and Impacts Local Communities
How to Sell Electricity Back to the Grid
The Worst Air Quality in the World Is in Mountainous Terrain
The World Hits 8 Billion People; Is That Good or Bad?
Quiz: Can You Tell Climate Change Fact From Fiction?
Top 5 Green Robots
5 Things to Consider When Building a Solar-powered Home
What Uses the Most Electricity in a Home?
Learn More / Page 5
You may think of corn as something you slather in butter and salt and wolf down at dinner. But everyone's favorite summertime vegetable has a new look, and it may be reducing our dependence on foreign oil.
By Robert Lamb
Sure, the Emerald City looked green, but you won't need green-tinted glasses to see how environmentally friendly the cities on this list are. What makes a city amazingly green?
L.A. and ancient Rome have more in common than a culture of excess. Both cities turned to complex systems of siphons and aqueducts to solve their water problems.
By Julia Layton
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Are multipurpose plastic bags or those throwback brown paper bags more environmentally friendly? That question could leave you speechless on your next trip to the grocery store.
By Jane McGrath
For those who reduce, reuse and recycle to the beat of their own drum, here are some of the wackier ways to help better the environment and lessen carbon footprints.
For all of its cleanliness, wind power has long been linked to the grisly deaths of birds. Why did one range in California earn turbines the name "bird-o-matics"?
By Julia Layton
The outer continental shelf of the United States could hold a sizeable amount of oil. But is it enough to make a difference in the price of oil?
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Early explorers drove flags into the ground to claim territories. But no one bothered to float a flag in the oceans. For the most part, we peaceably shared the oceans until we realized what valuable goods could be found in their dark and murky depths.
By Josh Clark
Its name sounds more like a beach tourist attraction than an alternative energy source. Could this Duck have prevented our current oil dependence? Is the renewable energy of waves the wave of our future?
By Jane McGrath
Nuclear power stands as one of humanity's greatest scientific achievements, as well as one of the greatest risks to its self-extermination. This collection of images highlights some of the main features of nuclear power.
By Rick Mayda
Whether you sail, surf, fish or collect shells, having one of these could help you out before you hit the water.
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Diamonds are some of the most brilliant and expensive natural features Earth has to offer. This collection of images displays diamonds in all their uncut and polished shapes and sizes. Obligatory pictures of very large diamonds are included of course.
One grows from the ground and one from the ceiling, but sometime's it's hard to remember which is the stalactite and which is the stalagmite. How do they get there, anyway?
By John Fuller
In an effort to detect areas with poor air quality, China is training people to sniff out harmful levels of pollution. But what effect does this have on the human body? Learn about how the brain identifies and distinguishes among scents as well as new odor-detecting technology.
By Josh Clark
Scientists working with Foster's Brewing Company have made a fuel cell using bacteria and the brewery's waste water. They claim that their fuel cell generates non-polluting power as it cleanses the water. But is the "beer battery" simply a novelty?
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When people talk about "the Ice Age," they generally mean the most recent one, but Earth has experienced them off and on for the last 600 million years. Are we on the brink of a new ice age?
Where electricity is produced from a coal fired power station, how much coal is required to run a 100-watt light bulb 24 hours a day for one year?
You've probably never noticed how many of these you use everyday, but HowStuffWorks took the time to count them and take them apart to see what's inside!
Diamond engagement rings. Diamond anniversary bands. Diamond earrings and necklaces. And now, the right-hand diamond ring! The four Cs -- cut, clarity, carat and color. Find out what the fuss is all about.
By Kevin Bonsor
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Countless movies and television shows depict quicksand as some kind of living creature that sucks its victims down into a bottomless pit, never to be heard from again. Well, you can't believe everything Hollywood tells you.
By Kevin Bonsor
Manhole covers have been blasting out of the ground in New York City. Find out what causes these strange explosions and how powerful they really are.
By Kevin Bonsor
The basic idea isn't new, but the process of modern hydropower conversion is high-tech. Today's hydropower plants are some of the coolest machines ever constructed. Find out how rushing water generates power.
By Kevin Bonsor
Few things have done as much harm to humanity as fire, and few things have done as much good. Find out where fire comes from and see why it behaves the way it does. The answers might surprise you!
By Tom Harris
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Organic food promises freedom from synthetic ingredients. Find out what organic food is, how organic farming works, what the pros and cons are, and why you should care.
By Robin Brett Parnes
A fascinating article that describes the work of The Nature Conservancy and the benefits of its conservation projects to our environment and ecology!