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We'll Be Impressed If You Can Name Even 11 of These Trees From Their Leaves
If not for trees the world would be a much less scenic place, don't you think? They may not get the attention that flowers do but they still deserve recognition. Why not climb the branches of this quiz and see how many you recognize?
How the Hybrid Sports Bicycle Works
science.howstuffworks.com/innovation/inventions/hybrid-sports-bicycle.htm
The Hybrid Sports Bike is a three-in-one, combining gas, electric and pedal power. Learn more about the Hybrid Sports Bike at HowStuffWorks.
10 Types of Insulation
home.howstuffworks.com/home-improvement/construction/materials/10-types-of-insulation.htm
Most of us know that a house must have a well-insulated building envelope to be structurally sound. But we may not know how important this shell really is. These are 10 types of insulation that can protect your home.
How Dogs Work
animals.howstuffworks.com/pets/dog.htm
Dogs are actually all one species despite the wide variety of shapes and sizes that make up the family canidae. Learn how dogs evolved from wolves.
Great Pacific Garbage Patch: The World's Biggest Landfill in the Pacific Ocean
science.howstuffworks.com/environmental/earth/oceanography/great-pacific-garbage-patch.htm
The Great Pacific Garbage Patch, the world's largest landfill, is located in the middle of the Pacific. Read about the Great Pacific Garbage Patch.
How Venus Flytraps Work
science.howstuffworks.com/life/botany/venus-flytrap.htm
Plants that eat other creatures? It sounds like a genetic experiment gone awry. But there's actually nothing unnatural about it; carnivorous plants have been around for millions of years.
How Waterless Toilets Work
science.howstuffworks.com/environmental/green-tech/sustainable/waterless-toilet.htm
Waterless toilets are a great way to save water. Visit HowStuffWorks to learn all about waterless toilets.
How Wood Pellet Stoves Work
home.howstuffworks.com/wood-pellet-stove.htm
Wood pellet stoves are more cost-effective and environmentally friendly than a heater or a fireplace. Learn more about wood pellet stoves.
How Gasification Works
science.howstuffworks.com/environmental/green-tech/energy-production/gasification.htm
Gasification is the conversion of carbonaceous feedstock into synthetic gas. Learn all about gasification at HowStuffWorks.
How Coal Rollers Work
auto.howstuffworks.com/coal-rollers.htm
Coal rollers create plumes of black smoke by forcing more fuel into a diesel engine than it can handle. Learn about coal rolling at HowStuffWorks.