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10 Greenhouses Around the World
home.howstuffworks.com/gardening/garden-design/10-greenhouses-around-the-world.htm
Greenhouses around the world great the ideal growing solution anywhere. Check out these top 10 greenhouses around the world.
10 Scientific Breakthroughs We Literally Couldn't Live Without
You might argue we have scientists to thank for our own survival. What breakthroughs have kept the human race from dying out?
Why did Gandhi march 240 miles for salt?
history.howstuffworks.com/history-vs-myth/salt-march.htm
The Salt March was Gandhi's march to Dandi in protest of British tax policies. Read about the Salt Satyagraha.
Can You Guess These Hymns From a Lyric?
play.howstuffworks.com/quiz/can-you-guess-these-hymns-a-lyric
In church, they tell you the name of the song and where to find it in your hymnal. We're not going to make it so easy! If you love Christian music, test your knowledge now with our quiz!
How Aboriginal Australians Work
people.howstuffworks.com/aborigine.htm
The Aboriginal people were the first people to set foot on the Australian continent around 40,000 years ago. Learn about the history of the Aboriginal people.
How Immigration Works
people.howstuffworks.com/immigration.htm
Immigration is one of the most controversial subjects in America today. Learn how immigration works and about visas, green cards and amnesty.
How Unimogs Work
auto.howstuffworks.com/unimog.htm
The first Unimog prototypes were created in 1947. Read about the history and development of the Unimog truck.
How Twitter Works
computer.howstuffworks.com/internet/social-networking/networks/twitter.htm
Tweets are messages that are sent out over the Twitter network. Learn more about Tweets and find out how Tweets are sent and displayed on the site.
What Is Deforestation?
science.howstuffworks.com/environmental/green-science/deforestation.htm
Deforestation, or the removal of forests, contributes to global warming. Learn how deforestation harms our plants and animals -- even to extinction.
Did the Mayan civilization end because of climate change?
science.howstuffworks.com/environmental/green-science/climate-change-end-mayan-civilization.htm
Over the years, many theories have been advanced about why the once-mighty Mayan civilization fell. But a newer one is getting attention: Was it because of climate change?