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?
Whenever people talk about buying diamonds, they keep mentioning the four Cs. What do they have to do with diamonds?
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.
You've probably been spending your summers visiting a barrier island or two and you don't even know it! From Atlantic City to Miami Beach barrier islands are popular vacation spots and amazing ecosystems. Go exploring.
We want the ozone layer, but we don't want ozone pollution... Good in the atmosphere but bad on the ground? Find out about ozone pollution, how it affects you and what you can do about it.
How do plants compare to solar cells when it comes to collecting solar energy? Would you get more power from an acre of ground by putting solar cells on it or by raising plants?
The Eden Project is an incredible set of massive greenhouses in Cornwall, England. Check out this amazing place!
If you ask anyone interested in surfing, they'll probably tell you that you need to be on the West Coast in order to find the biggest waves. But why is that? Why are the waves bigger on the West Coast when compared to the East Coast of the U.S.?
This article will take you into the tropical rainforest to see what makes it such a bountiful environment for plants and animals. Plus, find out why the rainforests are in danger and look at some of the ways this affects humans.
The Deepwater Horizon oil rig disaster has generated renewed interest in the way we search for oil. What methods do we use to find and extract this commodity from the Earth?
Another series of rolling blackouts are hitting California. Learn why this is happening and how it affects you.
How can water cut through steel? A device called a waterjet uses extreme force to cut through all sorts of things.
Despite the dangers, oil refineries are essential to society in its current form. Learn how crude oil is converted into everything from butane to gasoline.
OK, so volts measure the potential for energy to travel and ohms measure the resistance to the electrical flow, but what are amps and watts?
What happens to all of that trash the dump truck picks up every week? It doesn't just disappear into a parallel universe: Each day, we all contribute to the local landfill, and the waste disposal system is pretty involved.
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?
Carbon-14 dating is something that you hear about in the news all the time. Everything from mastodons to the Shroud of Turin has been dated using this technique! Learn about how carbon-14 dating works and why it is so accurate!
The polar ice caps have been in the news recently because of their alleged shrinking due to global warming. If this is true, how much would the oceans rise if the ice caps melted completely? Learn the answer to this question in this article.
Let's say you have a lunch date to make – and it's on the other side of the planet. Wouldn't it be convenient to pop down a hole through Earth's innards? But what would really happen if you did?
Charcoal is carbon. Activated charcoal is charcoal that has been treated with oxygen to open up millions of tiny pores between the carbon atoms. What does this have to do with its absorbancy?
Is it possible to generate electricity directly from heat? Thermocouples do it, with no moving parts.
A seismograph can accurately measure the movement of the Earth during a quake. How does a seismograph work, though, and what is the Richter scale that is associated with earthquakes? Learn the answers to these questions in this article.
Water is one of the most abundant substances on the planet. About 70 percent of our planet is covered by ocean. Just how much water is there on Earth? Find out the answer to this question in this article.
Gravity is a force that we experience every minute of our lives, but hardly notice or give a passing thought to in our daily routines. Have you ever wondered what gravity is and how it works? Learn about the force of gravity in this article.
We know that paper comes from trees, but just how much does it take? Let's do the math and figure out how much paper your average tree can be made into.
On the Flintstones, a small bird sits inside the light and turns it on every night before he goes to bed. In a modern streetlight, a small circuit replaces the bird.
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