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10 Things to Know Before Buying a Vacant Lot
home.howstuffworks.com/real-estate/buying-home/10-things-to-know-before-buying-a-vacant-lot.htm
Buying a vacant lot can be complicated, not to mention expensive. There are several things you should know before you make such a major purchase. We've outlined 10 of them to help simplify the process.
Can solar energy power everyday objects efficiently?
Even though they've come down in price, solar panels are still expensive and somewhat inefficient. And then there are cloudy days. Can solar panels ever replace fossil fuels for our everyday needs?
5 Things to Consider When Building a Solar-powered Home
science.howstuffworks.com/environmental/green-tech/sustainable/5-solar-home.htm
While rebates and tax credits have put solar power within reach for many homeowners, it's still an expensive undertaking. How do you make sure you get your money's worth?
How Much Do You Know About the Seven Wonders of the World?
play.howstuffworks.com/quiz/how-much-do-you-know-the-seven-wonders-the-world
The Seven Wonders of the World are legendary for capturing our hearts and imaginations. People travel all the way across the world to see one of the wonders, as though it were a pilgrimage. This quiz will take you there, without the expensive airfare.
Would you pay $55 for bottled water?
money.howstuffworks.com/bling-water.htm
Bling H2O is a brand of luxury bottled water that costs over 50 dollars per bottle. Learn about Bling H2O and find out why Bling H2O is so expensive.
How Does AC Work in a Car?
auto.howstuffworks.com/automotive-air-conditioning.htm
If you're buying a new car, you know air conditioning is almost certainly a standard feature. But it wasn't long ago when AC was an expensive option. Find out how this now nearly universal feature works.
Boeing B-29 Superfortress
science.howstuffworks.com/boeing-b-29-superfortress.htm
The Boeing B-29 Superfortress was the biggest, most expensive gamble by the United States during World War II, built with incredibly high expectations on a tight deadline. Read about the big advances in aviation technology brought about by the B-29.
How Carbon Capture Works
science.howstuffworks.com/environmental/green-science/carbon-capture.htm
We know that humans are largely responsible for fueling global warming with our carbon emissions. So what if we could seize all that carbon and squirrel it away in a safe place? Well, we can. It's just hard and really expensive.
Make Your Own Sand
home.howstuffworks.com/green-living/make-your-own-sand.htm
Kiss expensive, toxic crystalline-silica-containing play sand goodbye: Podcasting mamas Vickey and Jen (of VickeyandJen.com fame) have a recipe for making your own play sand for the kiddies. Learn more about making your own sand.
How Holographic Versatile Discs Work
electronics.howstuffworks.com/hvd.htm
Holographic memory systems offer more storage capacity and faster transfer rates than CDs and DVDs, but they've also been too expensive and complex to mass produce. Learn how the holographic versatile disc (HVD) has improved upon previous methods of holographic storage.