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How Mass Spectrometry Works
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Mass spectrometry is an aspect of science that could finally put the steroid era of baseball to an end. Learn about mass spectrometry.
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?
Does baking soda whiten teeth?
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Does baking soda whiten teeth?In this article from Discovery Fit & Health, learn more about baking soda and whitening teeth.
Could Planting 1 Trillion Trees Counteract Climate Change?
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Many scientists say that the response to climate change will require planting new trees. A whole lot of them.
Doomsday Clock Now Closest It's Ever Been to Midnight
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The Bulletin of Atomic Scientists moved the Doomsday Clock to 90 seconds before midnight, the closest it's ever been to global catastrophe. What does this mean for humanity?
Diving Deep Into the World of Saturation Diving
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Saturation diving hinges on the idea that the dissolved gases in our blood and body tissues match those in our lungs. This deep-sea exploration method allows divers to work at extreme depths without constantly surfacing. Learn how it works.
How to Make a Gurgling Kettle
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Making a gurgling kettle will complete your Halloween decorations and costume. Learn how to make a gurgling kettle at HowStuffWorks.
How Is Helium Made?
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Helium is the second lightest element on the Periodic Table. How is helium created?
How Long Does It Take for Plastic to Decompose?
Wood, grass and food scraps undergo a process known as biodegradation when they're buried. They're transformed by bacteria in the soil into other useful compounds, but those same bacteria typically turn up their noses at plastic. Luckily, that's not the end of the story.
What's the Difference Between Instant and Active Dry Yeasts?
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Yeast is the magical component of baking that makes dough rise. But there are lots of kinds out there. Which one is right for your recipe?