Brainstuff
BrainStuff
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How Atomic Clocks Work
Unlike more conventional timepieces, atomic clocks use the resonant frequency ...
Unlike more conventional timepieces, atomic clocks use the resonant frequency of atoms to measure the passage of time. Learn more about atomic clocks in this Brainstuff podcast.
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How Baking Powder Works
Baking powder is made of three components -- an acid, ...
Baking powder is made of three components -- an acid, a base, and a filler. Check out this HowStuffWorks podcast to learn more about baking powder.
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How Leap Years Work
A normal calendar years is 365 days long, but the ...
A normal calendar years is 365 days long, but the earth actually takes 365.2422 days to completely orbit the sun. Learn more about leap years in this HowStuffWorks podcast.
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How Red Eyes in Photographs Work
The flash of a camera is bright enough to cause ...
The flash of a camera is bright enough to cause a reflection off the human retina -- the red we see in these photos comes from the blood vessels in the eye. Learn more about red eyes and cameras in this HowStuffWorks podcast.
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How Do Submarines Work?
Submarines use oxygen generators to create oxygen from water. Learn ...
Submarines use oxygen generators to create oxygen from water. Learn more about oxygen in submarines in this HowStuffWorks podcast.
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What is the Fastest Computer in the World?
Although the speed of computers is growing exponentially, the human ...
Although the speed of computers is growing exponentially, the human brain may handle roughly ten quadrillion instructions per second. Learn more about the world's fastest computer in this HowStuffWorks podcast.
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How Do Vitamins Work?
A vitamin is a small molecule the body needs but ...
A vitamin is a small molecule the body needs but cannot manufacture on its own. Learn more about vitamins in this HowStuffWorks podcast.
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How Night Vision Works
Although the human eye is able to adapt to wildly ...
Although the human eye is able to adapt to wildly different environments, it takes a certain amount of time to adjust to sudden changes in light. Learn more about the chemicals powering the human eye in this HowStuffWorks podcast.
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How Subprime Loans Work
Subprime loans are made to borrowers who do not qualify ...
Subprime loans are made to borrowers who do not qualify for the best market interest rates. Learn more about subprime loans in this HowStuffWorks podcast.
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How Helium Works
The helium used in balloons is created by uranium interacting ...
The helium used in balloons is created by uranium interacting with natural gas. Learn more about helium and uranium in this HowStuffWorks podcast.
