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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.
This Horse Breed Identification Quiz Is Really Hard, So We'll Be Impressed If You Even Get 4 Right
Have you been described as a horse person? Do you find that you know more about horses than most people? If you know the difference between a quarter horse and a thoroughbred, test your knowledge with this quiz!
Top 5 Volunteer Organizations for Retirees
What are some top volunteer organizations for retirees? Learn about Top 5 Volunteer Organizations for Retirees at HowStuffWorks.
How Media-center PCs Work
computer.howstuffworks.com/media-center-pc.htm
What is a media center PC? Find out what makes a PC a "media center," how it fits into a home theater and what you can do with a media center PC.
Sperm Banks
health.howstuffworks.com/pregnancy-and-parenting/pregnancy/fertility/sperm-bank.htm
Sperm banks use sperm donors to gather or preserve sperm. Learn how a sperm bank stores sperm and screens donors.
How Aquaponics Works
home.howstuffworks.com/lawn-garden/professional-landscaping/aquaponics.htm
Aquaponics is the farming of both fish and crops in one system. The crops thrive on the fish waste. Learn more about aquaponics.
Why would I upgrade to a synthetic motor oil?
auto.howstuffworks.com/synthetic-motor-oil.htm
Why would I upgrade to a synthetic motor oil? Learn about the pros and cons of synthetic motor oil.
Clear Quartz Meaning: Explore Its Healing Energy and Symbolism
science.howstuffworks.com/environmental/earth/geology/clear-quartz-meaning.htm
Clear quartz holds more than just beauty! Discover its true meaning, explore its healing powers, and learn how it can bring clarity and balance to your life.
How Whales Work
animals.howstuffworks.com/mammals/whale.htm
Whales are some of the largest living things on the planet. Learn about whales and find out how whales are able to sleep and withstand the pressures of the ocean.
How Long Do Car Batteries Last?
auto.howstuffworks.com/how-long-do-car-batteries-last.htm
All-electric vehicles are becoming increasingly popular, so it's easy to forget that old fashioned, gas-powered cars and trucks are still reliant on electric batteries for their operation. Easy to forget, that is, until those batteries die, either permanently or temporarily. So, it's only natural to ask: How long do car batteries last?