Author: Nick and Roy
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How Often Should You Wash Your Pillow?
The pillows we sleep on can collect grime aplenty, but they can’t all be washed the same way. Learn what the experts recommend in this…
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How Hydropower Works
Humans have been stealing energy from flowing water for at least two thousand years. It wasn’t until the advent of electricity that things really got…
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How Do Astronauts Shower in Space?
The two things that make showers on Earth delightful are hot water and gravity, but in space, both are in limited supply. Learn how astronauts…
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John Dalton’s Anomalous Color Vision
John Dalton is far more famous for his work in atomic theory. But he wrote one of the first thorough descriptions of what he called…
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How Can Nasal Breathing Help Keep You Healthier?
Breathing through your nose instead of your mouth can help your heart, immune system, and even your anxiety levels. Learn how in this episode of…
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How Much Do We Really Care About Children?
They can’t vote or hire lobbyists. The policies we create to help them aren’t always so helpful. Consider the car seat: parents hate it, the…
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How Does Damascus Steel Work?
If you’ve seen rippling patterns in the blades of knives or swords, that’s Damascus steel. Learn its history and how it’s made today in this…