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Can You Pass This High School General Science Quiz?
play.howstuffworks.com/quiz/can-you-pass-this-high-school-general-science-quiz
Although not always a favorite subject, most people take at least one general science class in high school. Take this quiz to find out how much you remember.
Rhodonite: A Mineral of Love, Roses and Eagles
science.howstuffworks.com/environmental/earth/rhodonite.htm
The rose-red mineral rhodonite was first discovered in the 1790s in the Ural Mountains of Russia. Today it's found globally and is associated with compassion, love and healing.
Worldwide Droughts Uncover Ancient Relics, Ruins and Remains
Here are six surprises that were uncovered around the globe when the heat rose and the water receded.
When Were the Twin Towers Built?
science.howstuffworks.com/engineering/structural/wtc.htm
The twin towers of the World Trade Center were true originals -- their history is one of innovation, persistence and grand ideas.
10 Earth Day Activities to Celebrate Our Planet
science.howstuffworks.com/environmental/green-science/10-ways-celebrate-earth-day.htm
Earth Day is the ideal time of the year to form new eco-oriented habits. Here are 10 things you can do to celebrate our planet all year long.
1920-1929 Ford Trucks
auto.howstuffworks.com/1920-1929-ford-trucks.htm
As the Ford company grew in the 1920s, so did the demand for Ford trucks. Explore 1920s Ford trucks -- and find great photos -- in this article.
Exactly what happens if we run out of water?
science.howstuffworks.com/environmental/earth/geophysics/run-out-of-water.htm
On a planet that is 70 percent water, people don't have enough clean, safe water to drink. We're in a water crisis, and water rights are becoming a big issue. What happens if we just plain run out?
Are You Handy in the Garage? Take This Auto Shop Tools Quiz.
play.howstuffworks.com/quiz/are-you-handy-in-the-garage-take-this-auto-shop-tools-quiz
Every garage is going to be full of tools from wrecking bars to impact guns to tire gauges to multimeters. Think you know them all well enough to identify each of them? Take the quiz and see!
How Quinoa Works
recipes.howstuffworks.com/quinoa.htm
Quinoa is a nutritional superstar that's a common substitute for rice. Why is quinoa so hot? Learn all about quinoa at HowStuffWorks.
What's more important, water on the moon or on Mars?
science.howstuffworks.com/water-moon-mars.htm
The existence of water on the moon and Mars is explained in this article. Learn about water on the moon and Mars.