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Do cows pollute as much as cars?
animals.howstuffworks.com/mammals/methane-cow.htm
Cow flatulence produces the greenhouse gas methane, which is linked to global warming. Find out how scientists are working to reduce cow flatulence in livestock.
Why do humans walk on two legs?
animals.howstuffworks.com/mammals/bipedalism.htm
Bipedalism was one of the first features to develop in our human ancestors. Is bipedalism better than being on all fours? Read more about bipedalism.
What Is a Wolfpack Mentality?
animals.howstuffworks.com/mammals/wolf-pack-mentality.htm
"How To Train Your Dragon," "What We Do in the Shadows" and tons of other movies include references to wolf packs. Learn how those actually work in the real world.
Why Do We Yawn?
science.howstuffworks.com/life/inside-the-mind/human-brain/question572.htm
What makes us yawn and why does it seem to be contagious? Find the answers to these questions and more about yawning at HowStuffWorks.
How Ethiopian Traditions Work
people.howstuffworks.com/culture-traditions/national-traditions/ethiopian-tradition.htm
Many Ethiopian traditions go back for hundreds of years. Find out about Ethiopian traditions at HowStuffWorks.
What is supersymmetry?
science.howstuffworks.com/what-is-supersymmetry.htm
Supersymmetry just might explain how the tiniest parts of the cosmos work. Learn more about what supersymmetry is at HowStuffWorks.
How Financial Aid Appeal Letters Work
Financial aid appeal letters are explained in this article from HowStuffWorks. Learn about financial aid appeal letters.
What Is Avogadro's Number?
science.howstuffworks.com/avogadros-number.htm
That's one seriously big number, and technically Amedeo Avogadro didn't even come up with it. So how did the Italian chemist make such an indelible (numerical) mark on the wonderful world of chemistry?
Adding Solar Panels to Farms Is Good for Plants, Animals and People
science.howstuffworks.com/environmental/green-science/agrivoltaics-solar-panels-agriculture.htm
The unlikely symbiotic relationship of solar panels and agriculture is known as agrivoltaics. Is it coming to a farm near you?
How Holographic Environments Will Work
electronics.howstuffworks.com/gadgets/high-tech-gadgets/holographic-environment.htm
Holographic environments make the virtual world truly tangible. Find out about the development of real-life, interactive holodecks!