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10 Starfish Species You've Probably Never Seen Before
animals.howstuffworks.com/marine-life/starfish.htm
What lives in water, has no gills, scales or fins and is not a fish? Yep, a starfish - which is why marine biologists have renamed these creatures sea stars.
How Biofilm Works
science.howstuffworks.com/life/cellular-microscopic/biofilm.htm
Biofilms form when single microorganisms attach to a hydrated surface and undergo a "lifestyle switch." Learn about biofilms in this article.
Is hydrogen fuel dangerous?
auto.howstuffworks.com/fuel-efficiency/alternative-fuels/dangerous-hydrogen-fuel.htm
Hydrogen fuel is an attractive alternative fuel source. Learn about hydrogen fuel and the dangers of the element, including the Hindenburg disaster story.
How Watersheds Work
science.howstuffworks.com/environmental/conservation/issues/watershed.htm
You're probably standing in one right now, but do you know what a watershed is and how watersheds work? Learn how watersheds work here.
Top 5 Materials Used in Patios
home.howstuffworks.com/5-materials-used-in-patios.htm
There are all sorts of materials used in patios these days. So what should you build yours with? Check out these top 5 materials used in patios.
How Crypton Super Fabrics Work
science.howstuffworks.com/innovation/everyday-innovations/crypton-super-fabric.htm
Crypton Super Fabric is specially designed for easy clean up and maintenance. Read more about Crypton Super Fabrics.
What Do Pheromones Do to People and Animals?
health.howstuffworks.com/wellness/men/sweating-odor/pheromones.htm
What are pheromones? Visit Discovery Health to learn what pheromones are.
How Garbage-powered Cars Could Work
auto.howstuffworks.com/fuel-efficiency/biofuels/garbage-powered-car.htm
Garbage-powered cars aren't just science fiction. Read about the ins and outs of garbage-powered cars and running cars on solid waste.
Can You Name All 40 of These Mammals?
play.howstuffworks.com/quiz/can-you-name-all-40-of-these-mammals
Calling all animal lovers! Do you know your mammals like a zoologist does? They're not all as cuddly as cats and dogs, but they're warm-blooded and hairy - even the dolphins! Prove your animal awareness with this merry mammal quiz!
What is a synfuel?
auto.howstuffworks.com/fuel-efficiency/biofuels/synfuel.htm
What is a synfuel? How could synthetic fuels mitigate the energy crisis? Read about synfuels at HowStuffWorks.