Brainstuff
BrainStuff
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How do space suits work?
Space suits provide oxygen, pressurize air, and control an astronaut's ...
Space suits provide oxygen, pressurize air, and control an astronaut's temperature. Learn more about space suits in this classic HowStuffWorks podcast, one of our editors' hand-picked favorites.
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What is a light year?
A light year is a way of measuring distance -- ...
A light year is a way of measuring distance -- specifically, the distance light can travel in one year. Just how far is that? Check out this classic Brainstuff podcast from HowStuffWorks' archives to learn more about astronomy.
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How do the Northern Lights work?
The Northern Lights, also known as the aurora borealis, occur ...
The Northern Lights, also known as the aurora borealis, occur when charged electrons from the sun interact with the Earth's magnetic field. Learn more about auroras and solar activity in this episode.
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What would happen if the polar ice caps melted?
Learn more about melting ice caps, global warming and rising ...
Learn more about melting ice caps, global warming and rising sea levels in this episode of BrainStuff.
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What causes the smell after rain?
The smell of rain is often linked with spring, and ...
The smell of rain is often linked with spring, and it's been alluded to in poems, songs and stories for centuries. But what exactly causes this distinctive smell? Tune in and find out.
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How Rearview Mirrors Work
How can the same piece of glass have two different ...
How can the same piece of glass have two different amounts of reflection? Learn more about rearview mirrors in this HowStuffWorks podcast.
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Can I see the stuff astronauts left on the moon?
Using a telescope to view the moon is fascinating -- ...
Using a telescope to view the moon is fascinating -- but could we see the leftovers of NASA's lunar expeditions? Check out this HowStuffWorks podcast to learn more about lunar landings and telescopes.
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How can I recover a deleted file from my computer?
In many cases, it's possible to recover files that have ...
In many cases, it's possible to recover files that have been deleted by using your computer's Recycle Bin. Marshall Brain reveals ways to recover deleted files -- and how to erase them permanently -- in this episode.
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How Light Wave Interference Works
When white light hits a film of oil floating on ...
When white light hits a film of oil floating on water, most of it passes through the film, but some of the light is reflected off the top and bottom layers of the film. Check out this HowStuffWorks podcast to learn more about light wave interference.
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How Phones Work During Power Outages
Phone companies use generators to ensure that landline phones will ...
Phone companies use generators to ensure that landline phones will work, even in the event of a power outage. Learn more about phone systems in this HowStuffWorks podcast.
