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5 Ideas for Experiments on Conserving Energy
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About 70 percent of our energy comes from non-renewable sources like oil and natural gas. When they're gone, they're gone for good. Learn some simple ways to conserve energy through these five simple experiments.
What If Earth's Magnetic Field Flipped?
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Earth's magnetic field has flipped many times before, and scientists say it will flip again (though probably not in our lifetime). While it might not be catastrophic, a major change in the magnetic field would present a special set of problems.
Towering Obelisks Are Everywhere. Here's Why They're So Awe-inspiring
science.howstuffworks.com/engineering/architecture/obelisk.htm
Obelisks can be found in cities throughout the world, from Washington, D.C., to Paris, France. But what is the origin of these massive structures?
What If Earth's Core Cooled Down?
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The core of our planet is about as hot as the sun. Could it ever cool down? That's one thing you don't want to happen.
Unveiling the Pyrite Meaning: Healing Properties & Everyday Uses
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Uncover Pyrite meaning: a glittering symbol of wealth & protection. Explore its properties & spiritual significance. Delve into Pyrite's allure now.
Who Was the World's First King?
science.howstuffworks.com/environmental/earth/archaeology/first-king.htm
This is not an easy question to answer, thanks to the mists of time. But historians have put forth several possibilities. An ancient tablet claims one king ruled for 28,000 years!
Can amateur astronomers spot exoplanets?
science.howstuffworks.com/can-amateur-astronomers-spot-exoplanets.htm
It's not just NASA pros staring into the night sky. Lots of skilled amateurs are out there pointing their telescopes into the great beyond. But can the average space enthusiast actually make a critical discovery?
Scientists Confirm Uranus Stinks
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Astronomers have discovered the chemical signature of hydrogen sulfide, a foul-smelling compound, in Uranus' clouds. Learn more at HowStuffWorks.
How Weather Works
science.howstuffworks.com/nature/climate-weather/atmospheric/weather.htm
Weather is the state of the atmosphere, rather than something that only affects your area. Read more about weather and the complex system behind it.
How CFL Bulbs Work
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CFL bulbs are eco-friendly alternatives to traditional bulbs. Visit HowStuffWorks to learn about CFL bulbs.