Search Results | chemical element
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Time, Space and Everything in Between: The Astrophysics Quiz
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The field of astrophysics covers some of the biggest questions about the universe. How did it form? What will happen to it? How do solar systems form? What are stars made of? Is time travel possible? Test your smarts on astrophysics with this quiz.
Platinum: What's So Special About the Shiny Metal?
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This white-hot metal not only makes beautiful jewelry, it's coveted for industrial, medical and military purposes too.
What is fertilizer and why do plants need it?
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What is fertilizer and why do plants need it? What do the three numbers on most bags of fertilizer mean?
Gallium Boils at 4,044 Degrees F, But Will Also Melt in Your Hand
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More than fodder for melt-in-your-hand YouTube videos, gallium is a key component in LED lights and the powerful microchips in your smartphone.
Is hydrogen fuel dangerous?
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Hydrogen fuel is an attractive alternative fuel source. Learn about hydrogen fuel and the dangers of the element, including the Hindenburg disaster story.
The Ancient Element Bismuth Is the Pink in Today's Pepto-Bismol
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Bismuth is a naturally occurring element with many applications in our daily lives, but even more than that, it looks amazing when it cools!
Can You Pass This Periodic Table Trivia Quiz?
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Let's take a trip back to high school chemistry class! Do you remember all those fun things you were taught about the periodic table? Jog your memory with this quiz, and we'll tell you how much knowledge your big brain managed to retain.
Orangutans Can Nurse for 20 Percent of Their Lives
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Orangutans nurse for longer than previously thought, a new study finds. Read this HowStuffWorks article for more on orangutan nursing.
Twinkle, Twinkle: The Ultimate Stars Quiz
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Stars are giant nuclear fusion reactors, and we wouldn't exist without them. Find out how much you know about these twinkling lights with our quiz.
How Atoms Work
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Atoms are in your body, the chair you are sitting in, your desk and even in the air. Learn about the particles that make the universe possible.