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Extremophiles: How Do These Organisms Push the Limits of Life?
science.howstuffworks.com/life/cellular-microscopic/extremophile.htm
Extremophiles are organisms that live in "extreme" environments. Learn why extremophiles are remarkable, not only because of their habitats.
What Are the Nitrogen Cycle Steps?
science.howstuffworks.com/life/biology-fields/nitrogen-cycle.htm
The nitrogen cycle is the system by which nitrogen is converted into different chemical forms, some usable to humans and animals and some not, as it circulates among the atmosphere, the land and the oceans.
The University Science Specialties Quiz
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It's common knowledge that studying science can help you find career success, but how do you choose which field to major in? Take our quiz to see how much you know about scientific specialties and how they impact your career, future and paycheck!
The Microbiome Quiz
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The tiny organisms you can't see can transform your world and your health in amazing and scary ways. How much do you know about microbiomes?
What is the origin of life on Earth?
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What is the origin of life on Earth? Learn about theories of evolution and the origin of life on Earth at HowStuffWorks.
The Bacteria, Virus or Fungus Quiz
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Is that weird rash you have a gross fungus, a disturbingly contagious virus or a wholly disgusting bacteria? We can't answer that question, but we can test your knowledge of our three germy friends in general.
How Do Bacteria Reproduce?
science.howstuffworks.com/life/cellular-microscopic/bacteria.htm
Bacteria are both friend and foe to humanity. They cause and cure health problems, make rotting food stink and give sourdough its delicious taste. Find out how these countless tiny microbes accomplish all of this and more.
Do Fire-breathing Dragons Torch Their Teeth?
Fire will turn a human's teeth to dust. But what about a dragon's?
How Long Can My Succulents Survive Without Water?
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Succulents can go days on end without any fresh water. Learn the secret that succulents carry to get them through the dry spells.
The Real Difference Between Plant and Animal Cells
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While plant and animal cells are strikingly similar, there are a few key differences.