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Our Most Difficult Knowledge Quiz Will Let Us Guess What Grade You're In!
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It's pretty much impossible to roll through life and not pick up a bunch of random info. We suck it up like sponges. How much knowledge have you stockpiled? Time to flex your brain skills and show us so we can guess your grade!
How many planets in our universe could support life?
science.howstuffworks.com/planets--universe-support-life.htm
We don't know the answer to how many civilizations might exist in the universe. But we do know the factors that allow life on Earth. Are there other planets that fit the bill? Oh yes indeed.
5 Green NASA Inventions
science.howstuffworks.com/innovation/nasa-inventions/5-green-nasa-inventions.htm
NASA's technological innovations haven't just gotten us to the moon and beyond -- some have also helped make life a little greener here on Earth. What are five surprisingly grounded technologies spearheaded by NASA?
How Space Elevators Will Work
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Space elevators are explained in this article. Learn about space elevators.
How Astrobiologists Work
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Astrobiologists apply the scientific method to questions once considered the purview of sci-fi fans. Learn about astrobiologists at HowStuffWorks.
How Mars Odyssey Works
science.howstuffworks.com/mars-odyssey.htm
Mars Odyssey is NASA's latest Mars spacecraft, and it's going to the red planet in search of water. Learn how this orbiter could pave the way for manned missions to Mars!
The Great Old Ones Rise: The Cthulhu Mythos Quiz
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Shambling, tentacled monstrosities lurk in the shadows while unknowable entities from beyond time and space threaten to shatter your fragile sanity. Do you dare open the pages of the Necronomiquiz and test your grasp of forbidden, eldritch knowledge?
Kepler-186f: Earth's Mysterious 'First Cousin'
science.howstuffworks.com/planet-kepler-186f.htm
Kepler-186f was the first Earth-sized planet found within its star's habitable zone. But there's still a lot we don't know about it.
Can Scientists Create a Star on Earth?
science.howstuffworks.com/create-star-on-earth.htm
Stars are enormous celestial bodies hot enough to register millions of degrees. They're fascinating scientific phenomena, but is it actually possible for scientists to create them?
What Is the Arctic Circle? 9 Stone-cold Facts About the Region
science.howstuffworks.com/environmental/earth/geophysics/arctic-circle.htm
The Arctic Circle is a region marked by frigid temperatures, strange sunlight and glaciers galore. And for hundreds of thousands of people, it's also home sweet home.